Metadata
| Key | Value |
|---|---|
| engine | modal |
| prompt | default |
| temp | 0.2 |
| top_p | 0.95 |
| max_new_tokens | 1024 |
| n_completions | 10 |
Solutions
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
guard let result = json else {
throw ParsingError.invalidInput
}
return result
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
guard let result = json else {
throw ParsingError.invalidInput
}
return result
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
if let json = json {
return json
} else {
throw ParsingError.invalidInput
}
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
if let json = json {
return json
} else {
throw ParsingError.invalidInput
}
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
if let json = json {
return json
} else {
throw ParsingError.invalidInput
}
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
if let json = json {
return json
} else {
throw ParsingError.invalidInput
}
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
JSON parser, returns custom error type in case of failures.<end_of_turn>
<start_of_turn>model
```swift
typealias JSON = [String: Any]
enum ParsingError: Error {
case invalidInput
case internalError(Error)
}
func parse(string: String) throws -> JSON {
guard let data = string.data(using: .utf8) else {
throw ParsingError.invalidInput
}
do {
let json = try JSONSerialization.jsonObject(with: data, options: []) as? JSON
return json ?? [:]
} catch {
throw ParsingError.internalError(error)
}
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func visit(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var output = "<\(name)"
for (key, value) in attributes {
output += " \(key)=\"\(value)\""
}
output += ">"
for child in children {
output += visit(child)
}
output += "</\(name)>"
return output
}
}
return visit(tree)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func visit(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var output = "<\(name)"
for (key, value) in attributes {
output += " \(key)=\"\(value)\""
}
output += ">"
for child in children {
output += visit(child)
}
output += "</\(name)>"
return output
}
}
return visit(tree)
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func render(_ node: HTMLNode) -> String {
switch node {
case .text(let content):
return content
case .element(let name, let attributes, let children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += render(child)
}
html += "</\(name)>"
return html
}
}
return render(tree)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func render(_ node: HTMLNode) -> String {
switch node {
case .text(let content):
return content
case .element(let name, let attributes, let children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += render(child)
}
html += "</\(name)>"
return html
}
}
return render(tree)
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func visit(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var result = "<\(name)\">"
for (key, value) in attributes {
result += "\(key)=\"\(value)\" "
}
result += ">"
for child in children {
result += visit(child)
}
result += "</\(name)>"
return result
}
}
return visit(tree)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func visit(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var result = "<\(name)\">"
for (key, value) in attributes {
result += "\(key)=\"\(value)\" "
}
result += ">"
for child in children {
result += visit(child)
}
result += "</\(name)>"
return result
}
}
return visit(tree)
}
```Start: a ["href": "swifteval"] // XCTAssertEqual failed: (Start: div [:]indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func generate(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
html += children.map(generate).joined()
html += "</\(name)>"
return html
}
}
return generate(tree)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func generate(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
html += children.map(generate).joined()
html += "</\(name)>"
return html
}
}
return generate(tree)
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func build(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += build(child)
}
html += "</\(name)>"
return html
}
}
return build(tree)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func build(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += build(child)
}
html += "</\(name)>"
return html
}
}
return build(tree)
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func render(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
html += children.map(render).joined()
html += "</\(name)>"
return html
}
}
return render(tree)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
func render(_ node: HTMLNode) -> String {
switch node {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
html += children.map(render).joined()
html += "</\(name)>"
return html
}
}
return render(tree)
}
```indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
HTML generator from predefined elements tree.
Output with standart HTML like this "<div><a href="swifteval"></a></div>"<end_of_turn>
<start_of_turn>model
```swift
indirect enum HTMLNode {
case text(_ content: String)
case element(_ name: String, attributes: [String : String] = [:], children: [Self] = [])
}
func generate(_ tree: HTMLNode) -> String {
switch tree {
case let .text(content):
return content
case let .element(name, attributes, children):
var html = "<\(name)"
for (key, value) in attributes {
html += " \(key)=\"\(value)\""
}
html += ">"
for child in children {
html += generate(child)
}
html += "</\(name)>"
return html
}
}
```enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for char in string {
if let digit = Double(String(char)) {
currentNumber = currentNumber * 10 + digit
} else {
switch char {
case "+", "-", "*", "/":
stack.append(currentNumber)
currentOperator = char
currentNumber = 0.0
case "(":
stack.append(currentNumber)
stack.append(char)
currentNumber = 0.0
case ")":
while stack.last != "(" {
currentNumber = applyOperator(stack.removeLast(), currentNumber, stack.removeLast())
}
stack.removeLast() // Remove "("
default:
throw CalculateError.invalidInput
}
}
}
stack.append(currentNumber)
while !stack.isEmpty {
currentNumber = applyOperator(stack.removeLast(), currentNumber, stack.removeLast())
}
return currentNumber
}
func applyOperator(_ operator: Character, _ a: Double, _ b: Double) -> Double {
switch operator {
case "+":
return a + b
case "-":
return a - b
case "*":
return a * b
case "/":
return a / b
default:
throw CalculateError.invalidInput
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for char in string {
if let digit = Double(String(char)) {
currentNumber = currentNumber * 10 + digit
} else {
switch char {
case "+", "-", "*", "/":
stack.append(currentNumber)
currentOperator = char
currentNumber = 0.0
case "(":
stack.append(currentNumber)
stack.append(char)
currentNumber = 0.0
case ")":
while stack.last != "(" {
currentNumber = applyOperator(stack.removeLast(), currentNumber, stack.removeLast())
}
stack.removeLast() // Remove "("
default:
throw CalculateError.invalidInput
}
}
}
stack.append(currentNumber)
while !stack.isEmpty {
currentNumber = applyOperator(stack.removeLast(), currentNumber, stack.removeLast())
}
return currentNumber
}
func applyOperator(_ operator: Character, _ a: Double, _ b: Double) -> Double {
switch operator {
case "+":
return a + b
case "-":
return a - b
case "*":
return a * b
case "/":
return a / b
default:
throw CalculateError.invalidInput
}
}
```stack.append(char) // cannot convert value of type 'Character' to expected argument type 'Double'while stack.last != "(" { // type '((Double) throws -> Bool) throws -> Double?' cannot conform to 'StringProtocol'currentNumber = applyOperator(stack.removeLast(), currentNumber, stack.removeLast()) // cannot convert value of type 'Double' to expected argument type 'Character'currentNumber = applyOperator(stack.removeLast(), currentNumber, stack.removeLast()) // cannot convert value of type 'Double' to expected argument type 'Character'switch operator { // expected expression in 'switch' statementswitch operator { // expected operator name in operator declarationenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for character in string {
if character.isNumber {
currentNumber = currentNumber * 10 + Double(character.wholeNumberValue!)
} else if ["+", "-", "*", "/"].contains(character) {
if currentOperator != nil {
let result = performOperation(currentOperator!, stack.removeLast(), currentNumber)
stack.append(result)
} else {
stack.append(currentNumber)
}
currentOperator = character
currentNumber = 0.0
} else if character == "(" {
stack.append(currentNumber)
stack.append(character)
currentNumber = 0.0
currentOperator = nil
} else if character == ")" {
if currentOperator != nil {
let result = performOperation(currentOperator!, stack.removeLast(), currentNumber)
stack.append(result)
}
currentNumber = stack.removeLast()
while stack.last != "(" {
let result = performOperation(stack.removeLast(), stack.removeLast(), stack.removeLast())
stack.append(result)
}
stack.removeLast()
currentOperator = nil
}
}
if currentOperator != nil {
throw CalculateError.invalidInput
}
return stack.last!
}
func performOperation(_ operator: Character, _ a: Double, _ b: Double) -> Double {
switch operator {
case "+":
return a + b
case "-":
return a - b
case "*":
return a * b
case "/":
return a / b
default:
fatalError("Invalid operator")
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for character in string {
if character.isNumber {
currentNumber = currentNumber * 10 + Double(character.wholeNumberValue!)
} else if ["+", "-", "*", "/"].contains(character) {
if currentOperator != nil {
let result = performOperation(currentOperator!, stack.removeLast(), currentNumber)
stack.append(result)
} else {
stack.append(currentNumber)
}
currentOperator = character
currentNumber = 0.0
} else if character == "(" {
stack.append(currentNumber)
stack.append(character)
currentNumber = 0.0
currentOperator = nil
} else if character == ")" {
if currentOperator != nil {
let result = performOperation(currentOperator!, stack.removeLast(), currentNumber)
stack.append(result)
}
currentNumber = stack.removeLast()
while stack.last != "(" {
let result = performOperation(stack.removeLast(), stack.removeLast(), stack.removeLast())
stack.append(result)
}
stack.removeLast()
currentOperator = nil
}
}
if currentOperator != nil {
throw CalculateError.invalidInput
}
return stack.last!
}
func performOperation(_ operator: Character, _ a: Double, _ b: Double) -> Double {
switch operator {
case "+":
return a + b
case "-":
return a - b
case "*":
return a * b
case "/":
return a / b
default:
fatalError("Invalid operator")
}
}
```stack.append(character) // cannot convert value of type 'Character' to expected argument type 'Double'while stack.last != "(" { // type '((Double) throws -> Bool) throws -> Double?' cannot conform to 'StringProtocol'let result = performOperation(stack.removeLast(), stack.removeLast(), stack.removeLast()) // cannot convert value of type 'Double' to expected argument type 'Character'switch operator { // expected expression in 'switch' statementswitch operator { // expected operator name in operator declarationenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for char in string {
if let digit = Double(String(char)) {
currentNumber += String(digit)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch char {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b - a)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b / a)
case "(":
stack.append(0)
case ")":
let value = stack.removeLast()
stack.append(stack.removeLast() + value)
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack.first!
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for char in string {
if let digit = Double(String(char)) {
currentNumber += String(digit)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch char {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b - a)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b / a)
case "(":
stack.append(0)
case ")":
let value = stack.removeLast()
stack.append(stack.removeLast() + value)
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack.first!
}
``` // Fatal error: Can't remove last element from an empty collectionenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for char in string {
if let digit = Double(String(char)) {
currentNumber = currentNumber * 10 + digit
} else {
switch char {
case "+", "-", "*", "/":
currentOperator = char
case "(":
stack.append(currentNumber)
stack.append(char)
currentNumber = 0.0
case ")":
while let top = stack.popLast(), top != "(" {
let b = stack.popLast()!
let a = stack.popLast()!
let result = performOperation(a, b, top)
stack.append(result)
}
currentNumber = 0.0
default:
throw CalculateError.invalidInput
}
}
}
if !stack.isEmpty {
throw CalculateError.invalidInput
}
return currentNumber
}
func performOperation(_ a: Double, _ b: Double, _ operator: Character) -> Double {
switch operator {
case "+":
return a + b
case "-":
return a - b
case "*":
return a * b
case "/":
return a / b
default:
throw CalculateError.invalidInput
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for char in string {
if let digit = Double(String(char)) {
currentNumber = currentNumber * 10 + digit
} else {
switch char {
case "+", "-", "*", "/":
currentOperator = char
case "(":
stack.append(currentNumber)
stack.append(char)
currentNumber = 0.0
case ")":
while let top = stack.popLast(), top != "(" {
let b = stack.popLast()!
let a = stack.popLast()!
let result = performOperation(a, b, top)
stack.append(result)
}
currentNumber = 0.0
default:
throw CalculateError.invalidInput
}
}
}
if !stack.isEmpty {
throw CalculateError.invalidInput
}
return currentNumber
}
func performOperation(_ a: Double, _ b: Double, _ operator: Character) -> Double {
switch operator {
case "+":
return a + b
case "-":
return a - b
case "*":
return a * b
case "/":
return a / b
default:
throw CalculateError.invalidInput
}
}
```stack.append(char) // cannot convert value of type 'Character' to expected argument type 'Double'while let top = stack.popLast(), top != "(" { // cannot convert value of type 'String' to expected argument type 'Double'let result = performOperation(a, b, top) // cannot convert value of type 'Double' to expected argument type 'Character'switch operator { // expected operator name in operator declarationswitch operator { // expected expression in 'switch' statementenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for char in string {
if char.isNumber {
currentNumber += String(char)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch char {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b - a)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b / a)
case "(":
stack.append(0)
case ")":
let value = stack.removeLast()
stack.append(stack.removeLast() + value)
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack[0]
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for char in string {
if char.isNumber {
currentNumber += String(char)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch char {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b - a)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b / a)
case "(":
stack.append(0)
case ")":
let value = stack.removeLast()
stack.append(stack.removeLast() + value)
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack[0]
}
``` // Fatal error: Can't remove last element from an empty collectionenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for char in string {
if char.isNumber {
currentNumber += String(char)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch char {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b - a)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b / a)
case "(":
stack.append(Double.nan)
case ")":
if stack.last != Double.nan {
throw CalculateError.invalidInput
}
stack.removeLast()
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack.first!
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for char in string {
if char.isNumber {
currentNumber += String(char)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch char {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b - a)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let a = stack.removeLast()
let b = stack.removeLast()
stack.append(b / a)
case "(":
stack.append(Double.nan)
case ")":
if stack.last != Double.nan {
throw CalculateError.invalidInput
}
stack.removeLast()
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack.first!
}
``` // Fatal error: Can't remove last element from an empty collectionenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for char in string {
if let digit = Double(String(char)) {
currentNumber = currentNumber * 10 + digit
} else {
switch char {
case "+", "-", "*", "/":
stack.append(currentNumber)
currentNumber = 0.0
currentOperator = char
case "(":
stack.append(currentNumber)
currentNumber = 0.0
currentOperator = nil
case ")":
let operand2 = currentNumber
let operand1 = stack.removeLast()
let result = performOperation(operator: currentOperator!, operand1: operand1, operand2: operand2)
currentNumber = result
default:
throw CalculateError.invalidInput
}
}
}
if !stack.isEmpty {
throw CalculateError.invalidInput
}
return currentNumber
}
func performOperation(operator: Character, operand1: Double, operand2: Double) -> Double {
switch operator {
case "+":
return operand1 + operand2
case "-":
return operand1 - operand2
case "*":
return operand1 * operand2
case "/":
return operand1 / operand2
default:
fatalError("Invalid operator")
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for char in string {
if let digit = Double(String(char)) {
currentNumber = currentNumber * 10 + digit
} else {
switch char {
case "+", "-", "*", "/":
stack.append(currentNumber)
currentNumber = 0.0
currentOperator = char
case "(":
stack.append(currentNumber)
currentNumber = 0.0
currentOperator = nil
case ")":
let operand2 = currentNumber
let operand1 = stack.removeLast()
let result = performOperation(operator: currentOperator!, operand1: operand1, operand2: operand2)
currentNumber = result
default:
throw CalculateError.invalidInput
}
}
}
if !stack.isEmpty {
throw CalculateError.invalidInput
}
return currentNumber
}
func performOperation(operator: Character, operand1: Double, operand2: Double) -> Double {
switch operator {
case "+":
return operand1 + operand2
case "-":
return operand1 - operand2
case "*":
return operand1 * operand2
case "/":
return operand1 / operand2
default:
fatalError("Invalid operator")
}
}
```switch operator { // expected operator name in operator declarationswitch operator { // expected expression in 'switch' statementenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for character in string {
if let digit = Double(String(character)) {
currentNumber = currentNumber * 10 + digit
} else {
switch character {
case "+", "-", "*", "/":
if currentOperator != nil {
throw CalculateError.invalidInput
}
currentOperator = character
case "(":
stack.append(currentNumber)
stack.append(currentOperator ?? "+")
currentNumber = 0.0
currentOperator = nil
case ")":
if currentOperator == nil {
throw CalculateError.invalidInput
}
let operator = stack.removeLast()
let number = stack.removeLast()
currentNumber = performOperation(number, operator, currentNumber)
default:
throw CalculateError.invalidInput
}
}
}
if currentOperator != nil {
throw CalculateError.invalidInput
}
return currentNumber
}
func performOperation(_ number1: Double, _ operator: Character, _ number2: Double) -> Double {
switch operator {
case "+":
return number1 + number2
case "-":
return number1 - number2
case "*":
return number1 * number2
case "/":
return number1 / number2
default:
return 0.0
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for character in string {
if let digit = Double(String(character)) {
currentNumber = currentNumber * 10 + digit
} else {
switch character {
case "+", "-", "*", "/":
if currentOperator != nil {
throw CalculateError.invalidInput
}
currentOperator = character
case "(":
stack.append(currentNumber)
stack.append(currentOperator ?? "+")
currentNumber = 0.0
currentOperator = nil
case ")":
if currentOperator == nil {
throw CalculateError.invalidInput
}
let operator = stack.removeLast()
let number = stack.removeLast()
currentNumber = performOperation(number, operator, currentNumber)
default:
throw CalculateError.invalidInput
}
}
}
if currentOperator != nil {
throw CalculateError.invalidInput
}
return currentNumber
}
func performOperation(_ number1: Double, _ operator: Character, _ number2: Double) -> Double {
switch operator {
case "+":
return number1 + number2
case "-":
return number1 - number2
case "*":
return number1 * number2
case "/":
return number1 / number2
default:
return 0.0
}
}
```stack.append(currentOperator ?? "+") // cannot convert value of type 'Character' to expected argument type 'Double'let operator = stack.removeLast() // keyword 'operator' cannot be used as an identifier herecurrentNumber = performOperation(number, operator, currentNumber) // ',' is not allowed in operator namescurrentNumber = performOperation(number, operator, currentNumber) // expected expression in list of expressionscurrentNumber = performOperation(number, operator, currentNumber) // missing arguments for parameters #2, #3 in callswitch operator { // expected expression in 'switch' statementswitch operator { // expected operator name in operator declarationenum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for character in string {
if let digit = Double(String(character)) {
currentNumber += String(digit)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch character {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let second = stack.removeLast()
let first = stack.removeLast()
stack.append(first - second)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let second = stack.removeLast()
let first = stack.removeLast()
stack.append(first / second)
case "(":
stack.append(Double(currentNumber)!)
currentNumber = ""
case ")":
let number = Double(currentNumber)!
currentNumber = ""
while stack.last != "(" {
stack.append(stack.removeLast() * number)
}
stack.removeLast()
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack.first!
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = ""
for character in string {
if let digit = Double(String(character)) {
currentNumber += String(digit)
} else {
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
currentNumber = ""
}
switch character {
case "+":
stack.append(stack.removeLast() + stack.removeLast())
case "-":
let second = stack.removeLast()
let first = stack.removeLast()
stack.append(first - second)
case "*":
stack.append(stack.removeLast() * stack.removeLast())
case "/":
let second = stack.removeLast()
let first = stack.removeLast()
stack.append(first / second)
case "(":
stack.append(Double(currentNumber)!)
currentNumber = ""
case ")":
let number = Double(currentNumber)!
currentNumber = ""
while stack.last != "(" {
stack.append(stack.removeLast() * number)
}
stack.removeLast()
default:
throw CalculateError.invalidInput
}
}
}
if !currentNumber.isEmpty {
stack.append(Double(currentNumber)!)
}
if stack.count != 1 {
throw CalculateError.invalidInput
}
return stack.first!
}
```while stack.last != "(" { // type '((Double) throws -> Bool) throws -> Double?' cannot conform to 'StringProtocol'enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for character in string {
if let digit = Double(String(character)) {
currentNumber = currentNumber * 10 + digit
} else {
switch character {
case "+", "-", "*", "/":
if currentOperator != nil {
let rhs = currentNumber
currentNumber = stack.removeLast()
currentNumber = calculate(currentNumber, operator: currentOperator!, rhs: rhs)
}
currentOperator = character
case "(":
stack.append(currentNumber)
currentNumber = 0.0
currentOperator = nil
case ")":
if currentOperator != nil {
let rhs = currentNumber
currentNumber = stack.removeLast()
currentNumber = calculate(currentNumber, operator: currentOperator!, rhs: rhs)
}
currentNumber = stack.removeLast()
currentOperator = nil
default:
throw CalculateError.invalidInput
}
}
}
if currentOperator != nil {
let rhs = currentNumber
currentNumber = stack.removeLast()
currentNumber = calculate(currentNumber, operator: currentOperator!, rhs: rhs)
}
return currentNumber
}
func calculate(_ lhs: Double, operator: Character, rhs: Double) -> Double {
switch operator {
case "+":
return lhs + rhs
case "-":
return lhs - rhs
case "*":
return lhs * rhs
case "/":
return lhs / rhs
default:
fatalError("Invalid operator")
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Calculator which supports operations from readable string format.
Valid tokens is "+-*/()", example input is "2+2*2".<end_of_turn>
<start_of_turn>model
```swift
enum CalculateError: Error {
case invalidInput
}
func calculate(_ string: String) throws -> Double {
var stack = [Double]()
var currentNumber = 0.0
var currentOperator: Character?
for character in string {
if let digit = Double(String(character)) {
currentNumber = currentNumber * 10 + digit
} else {
switch character {
case "+", "-", "*", "/":
if currentOperator != nil {
let rhs = currentNumber
currentNumber = stack.removeLast()
currentNumber = calculate(currentNumber, operator: currentOperator!, rhs: rhs)
}
currentOperator = character
case "(":
stack.append(currentNumber)
currentNumber = 0.0
currentOperator = nil
case ")":
if currentOperator != nil {
let rhs = currentNumber
currentNumber = stack.removeLast()
currentNumber = calculate(currentNumber, operator: currentOperator!, rhs: rhs)
}
currentNumber = stack.removeLast()
currentOperator = nil
default:
throw CalculateError.invalidInput
}
}
}
if currentOperator != nil {
let rhs = currentNumber
currentNumber = stack.removeLast()
currentNumber = calculate(currentNumber, operator: currentOperator!, rhs: rhs)
}
return currentNumber
}
func calculate(_ lhs: Double, operator: Character, rhs: Double) -> Double {
switch operator {
case "+":
return lhs + rhs
case "-":
return lhs - rhs
case "*":
return lhs * rhs
case "/":
return lhs / rhs
default:
fatalError("Invalid operator")
}
}
```switch operator { // expected operator name in operator declarationswitch operator { // expected expression in 'switch' statementfunc execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipeIn = Pipe()
let pipeOut = Pipe()
let pipeErr = Pipe()
task.standardInput = pipeIn
task.standardOutput = pipeOut
task.standardError = pipeErr
try! task.run()
let output = String(data: pipeOut.fileHandleForReading.readToEnd()!, encoding: .utf8)!
let error = String(data: pipeErr.fileHandleForReading.readToEnd()!, encoding: .utf8)!
return (output, error)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipeIn = Pipe()
let pipeOut = Pipe()
let pipeErr = Pipe()
task.standardInput = pipeIn
task.standardOutput = pipeOut
task.standardError = pipeErr
try! task.run()
let output = String(data: pipeOut.fileHandleForReading.readToEnd()!, encoding: .utf8)!
let error = String(data: pipeErr.fileHandleForReading.readToEnd()!, encoding: .utf8)!
return (output, error)
}
```let output = String(data: pipeOut.fileHandleForReading.readToEnd()!, encoding: .utf8)! // call can throw, but it is not marked with 'try' and the error is not handledlet error = String(data: pipeErr.fileHandleForReading.readToEnd()!, encoding: .utf8)! // call can throw, but it is not marked with 'try' and the error is not handledfunc execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "Error:", options: .caseInsensitive)
if stderrRange != nil {
stderr = output[stderrRange!.upperBound..<output.endIndex]
} else {
stdout = output
}
return (stdout, stderr)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "Error:", options: .caseInsensitive)
if stderrRange != nil {
stderr = output[stderrRange!.upperBound..<output.endIndex]
} else {
stdout = output
}
return (stdout, stderr)
}
```stderr = output[stderrRange!.upperBound..<output.endIndex] // cannot assign value of type 'Substring' to type 'String'func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "STDERR:")
if let stderrRange = stderrRange {
stderr = output[stderrRange.upperBound..<output.endIndex]
} else {
stdout = output
}
return (stdout, stderr)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "STDERR:")
if let stderrRange = stderrRange {
stderr = output[stderrRange.upperBound..<output.endIndex]
} else {
stdout = output
}
return (stdout, stderr)
}
```stderr = output[stderrRange.upperBound..<output.endIndex] // cannot assign value of type 'Substring' to type 'String'func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
try! task.run()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "Error:")
if let stderrRange = stderrRange {
stderr = output[stderrRange.upperBound..<output.endIndex]
} else {
stdout = output
}
return (stdout, stderr)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
try! task.run()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "Error:")
if let stderrRange = stderrRange {
stderr = output[stderrRange.upperBound..<output.endIndex]
} else {
stdout = output
}
return (stdout, stderr)
}
```stderr = output[stderrRange.upperBound..<output.endIndex] // cannot assign value of type 'Substring' to type 'String'func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let standardOutput = Pipe()
let standardError = Pipe()
task.standardOutput = standardOutput
task.standardError = standardError
try! task.run()
task.waitUntilExit()
let stdout = String(data: standardOutput.fileHandleForReading.readToEnd()!, encoding: .utf8)!
let stderr = String(data: standardError.fileHandleForReading.readToEnd()!, encoding: .utf8)!
return (stdout, stderr)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let standardOutput = Pipe()
let standardError = Pipe()
task.standardOutput = standardOutput
task.standardError = standardError
try! task.run()
task.waitUntilExit()
let stdout = String(data: standardOutput.fileHandleForReading.readToEnd()!, encoding: .utf8)!
let stderr = String(data: standardError.fileHandleForReading.readToEnd()!, encoding: .utf8)!
return (stdout, stderr)
}
```let stdout = String(data: standardOutput.fileHandleForReading.readToEnd()!, encoding: .utf8)! // call can throw, but it is not marked with 'try' and the error is not handledlet stderr = String(data: standardError.fileHandleForReading.readToEnd()!, encoding: .utf8)! // call can throw, but it is not marked with 'try' and the error is not handledfunc execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let standardOutput = Pipe()
let standardError = Pipe()
task.standardOutput = standardOutput
task.standardError = standardError
try! task.run()
task.waitUntilExit()
let output = String(data: standardOutput.fileHandleForReading.readDataToEndOfFile(), encoding: .utf8) ?? ""
let error = String(data: standardError.fileHandleForReading.readDataToEndOfFile(), encoding: .utf8) ?? ""
return (output, error)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let standardOutput = Pipe()
let standardError = Pipe()
task.standardOutput = standardOutput
task.standardError = standardError
try! task.run()
task.waitUntilExit()
let output = String(data: standardOutput.fileHandleForReading.readDataToEndOfFile(), encoding: .utf8) ?? ""
let error = String(data: standardError.fileHandleForReading.readDataToEndOfFile(), encoding: .utf8) ?? ""
return (output, error)
}
```func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "\n", options: .backwards)
stdout = output.substring(to: stderrRange!.lowerBound)
stderr = output.substring(from: stderrRange!.upperBound)
return (stdout, stderr)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
var stdout = ""
var stderr = ""
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let stderrRange = output.range(of: "\n", options: .backwards)
stdout = output.substring(to: stderrRange!.lowerBound)
stderr = output.substring(from: stderrRange!.upperBound)
return (stdout, stderr)
}
```stdout = output.substring(to: stderrRange!.lowerBound) // 'substring(to:)' is deprecated: Please use String slicing subscript with a 'partial range upto' operator.stderr = output.substring(from: stderrRange!.upperBound) // 'substring(from:)' is deprecated: Please use String slicing subscript with a 'partial range from' operator. // XCTAssertTrue failedfunc execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let errorData = pipe.fileHandleForReading.readDataToEndOfFile()
let error = String(data: errorData, encoding: .utf8)!
return (output, error)
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let pipe = Pipe()
task.standardOutput = pipe
task.standardError = pipe
task.launch()
task.waitUntilExit()
let data = pipe.fileHandleForReading.readDataToEndOfFile()
let output = String(data: data, encoding: .utf8)!
let errorData = pipe.fileHandleForReading.readDataToEndOfFile()
let error = String(data: errorData, encoding: .utf8)!
return (output, error)
}
``` // XCTAssertTrue failedfunc execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let stdoutPipe = Pipe()
let stderrPipe = Pipe()
task.standardOutput = stdoutPipe
task.standardError = stderrPipe
try! task.run()
task.waitUntilExit()
let stdoutData = stdoutPipe.fileHandleForReading.readDataToEndOfFile()
let stderrData = stderrPipe.fileHandleForReading.readDataToEndOfFile()
return (String(data: stdoutData, encoding: .utf8) ?? "", String(data: stderrData, encoding: .utf8) ?? "")
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let stdoutPipe = Pipe()
let stderrPipe = Pipe()
task.standardOutput = stdoutPipe
task.standardError = stderrPipe
try! task.run()
task.waitUntilExit()
let stdoutData = stdoutPipe.fileHandleForReading.readDataToEndOfFile()
let stderrData = stderrPipe.fileHandleForReading.readDataToEndOfFile()
return (String(data: stdoutData, encoding: .utf8) ?? "", String(data: stderrData, encoding: .utf8) ?? "")
}
```func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let stdoutPipe = Pipe()
let stderrPipe = Pipe()
task.standardOutput = stdoutPipe
task.standardError = stderrPipe
try! task.run()
let stdoutData = stdoutPipe.fileHandleForReading.readDataToEndOfFile()
let stderrData = stderrPipe.fileHandleForReading.readDataToEndOfFile()
return (String(data: stdoutData, encoding: .utf8) ?? "", String(data: stderrData, encoding: .utf8) ?? "")
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to execute binary with arguments.
Returns tuple where first element is stdout and second is stderr.<end_of_turn>
<start_of_turn>model
```swift
func execute(binary: String, arguments: [String]) -> (String, String) {
let task = Process()
task.launchPath = binary
task.arguments = arguments
let stdoutPipe = Pipe()
let stderrPipe = Pipe()
task.standardOutput = stdoutPipe
task.standardError = stderrPipe
try! task.run()
let stdoutData = stdoutPipe.fileHandleForReading.readDataToEndOfFile()
let stderrData = stderrPipe.fileHandleForReading.readDataToEndOfFile()
return (String(data: stdoutData, encoding: .utf8) ?? "", String(data: stderrData, encoding: .utf8) ?? "")
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { argument in
if let result = cache[argument] {
return result
}
let result = function(argument)
cache[argument] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { argument in
if let result = cache[argument] {
return result
}
let result = function(argument)
cache[argument] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { argument in
if let result = cache[argument] {
return result
}
let result = function(argument)
cache[argument] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache: [T: U] = [:]
return { argument in
if let result = cache[argument] {
return result
}
let result = function(argument)
cache[argument] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Memoization function that caches the results of expensive computations.<end_of_turn>
<start_of_turn>model
```swift
func memoize<T: Hashable, U>(_ function: @escaping (T) -> U) -> (T) -> U {
var cache = [T: U]()
return { input in
if let result = cache[input] {
return result
}
let result = function(input)
cache[input] = result
return result
}
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
if attempt == attempts {
throw error
}
}
}
return try task()
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
if attempt == attempts {
throw error
}
}
}
return try task()
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt >= attempts {
throw error
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt >= attempts {
throw error
}
}
}
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt > attempts {
throw error
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt > attempts {
throw error
}
}
}
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt >= attempts {
throw error
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt >= attempts {
throw error
}
}
}
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt >= attempts {
throw error
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch {
attempt += 1
if attempt >= attempts {
throw error
}
}
}
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
print("Attempt \(attempt) failed.")
}
}
throw RetryError.maxAttemptsExceeded
}
enum RetryError: Error {
case maxAttemptsExceeded
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
print("Attempt \(attempt) failed.")
}
}
throw RetryError.maxAttemptsExceeded
}
enum RetryError: Error {
case maxAttemptsExceeded
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch let error {
attempt += 1
if attempt > attempts {
throw error
}
// Log or handle retry attempt
print("Retry attempt \(attempt)")
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch let error {
attempt += 1
if attempt > attempts {
throw error
}
// Log or handle retry attempt
print("Retry attempt \(attempt)")
}
}
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
if attempt == attempts {
throw error
}
}
}
fatalError("Retry mechanism failed.")
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
if attempt == attempts {
throw error
}
}
}
fatalError("Retry mechanism failed.")
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
if attempt == attempts {
throw error
}
}
}
fatalError("Retry mechanism failed.")
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while attempt < attempts {
do {
return try task()
} catch {
attempt += 1
if attempt == attempts {
throw error
}
}
}
fatalError("Retry mechanism failed.")
}
```func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch let error {
attempt += 1
if attempt > attempts {
throw error
}
// Log the error and wait before retrying
print("Attempt \(attempt) failed with error: \(error)")
Thread.sleep(forTimeInterval: 2.0)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Retry mechanism that retries a task a specified number of times before failing.<end_of_turn>
<start_of_turn>model
```swift
func retry<T>(attempts: Int, task: @escaping () throws -> T) throws -> T {
var attempt = 0
while true {
do {
return try task()
} catch let error {
attempt += 1
if attempt > attempts {
throw error
}
// Log the error and wait before retrying
print("Attempt \(attempt) failed with error: \(error)")
Thread.sleep(forTimeInterval: 2.0)
}
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple dependency injection (DI) container.<end_of_turn>
<start_of_turn>model
```swift
protocol DIContainerProtocol {
func register<T>(_ type: T.Type, factory: @escaping () -> T)
func resolve<T>(_ type: T.Type) -> T?
}
class DIContainer: DIContainerProtocol {
private var factories: [String: () -> Any] = [:]
func register<T>(_ type: T.Type, factory: @escaping () -> T) {
factories[String(describing: type)] = factory
}
func resolve<T>(_ type: T.Type) -> T? {
guard let factory = factories[String(describing: type)] else {
return nil
}
return factory() as? T
}
}
```protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Finite state machine with possibility to register custom transitions between states.<end_of_turn>
<start_of_turn>model
```swift
protocol StateMachineProtocol {
associatedtype State: Hashable
associatedtype Event: Hashable
init(state: State)
var state: State { get }
func trigger(event: Event)
func registerTransition(from: State, to: State, event: Event)
}
class StateMachine<State: Hashable, Event: Hashable>: StateMachineProtocol {
private var state: State
private var transitions: [(State, Event, State)] = []
init(state: State) {
self.state = state
}
var currentState: State {
return state
}
func trigger(event: Event) {
if let transition = transitions.first(where: { $0.0 == state && $0.1 == event }) {
state = transition.2
}
}
func registerTransition(from: State, to: State, event: Event) {
transitions.append((from, event, to))
}
}
```private var state: State // property 'state' must be declared internal because it matches a requirement in internal protocol 'StateMachineProtocol'init(state: State) { // initializer requirement 'init(state:)' can only be satisfied by a 'required' initializer in non-final class 'StateMachine<State, Event>'indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return 1 + contents.map { $0.treeDepth }.max() ?? 0
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return 1 + contents.map { $0.treeDepth }.max() ?? 0
}
}
}
```return 1 + contents.map { $0.treeDepth }.max() ?? 0 // value of optional type 'Int?' must be unwrapped to a value of type 'Int'indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return 1 + contents.map { $0.treeDepth }.max() ?? 0
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return 1 + contents.map { $0.treeDepth }.max() ?? 0
}
}
}
```return 1 + contents.map { $0.treeDepth }.max() ?? 0 // value of optional type 'Int?' must be unwrapped to a value of type 'Int'indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.map(\.totalSize).reduce(0, +)
}
}
var filesCount: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return contents.map(\.filesCount).reduce(0, +)
}
}
var treeDepth: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return 1 + contents.map(\.treeDepth).max() ?? 0
}
}
}
func calculateFileSystemInfo(root: FileSystemNode) -> FileSystemInfo {
return root
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.map(\.totalSize).reduce(0, +)
}
}
var filesCount: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return contents.map(\.filesCount).reduce(0, +)
}
}
var treeDepth: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return 1 + contents.map(\.treeDepth).max() ?? 0
}
}
}
func calculateFileSystemInfo(root: FileSystemNode) -> FileSystemInfo {
return root
}
```return 1 + contents.map(\.treeDepth).max() ?? 0 // value of optional type 'Int?' must be unwrapped to a value of type 'Int'indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }).max() ?? 0
}
}
}
func calculateFileSystemInfo(root: FileSystemNode) -> FileSystemInfo {
return root
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }).max() ?? 0
}
}
}
func calculateFileSystemInfo(root: FileSystemNode) -> FileSystemInfo {
return root
}
```return 1 + (contents.map { $0.treeDepth }).max() ?? 0 // value of optional type 'Int?' must be unwrapped to a value of type 'Int'indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }).max() ?? 0
}
}
}
func calculateFileSystemInfo(root: FileSystemNode) -> FileSystemInfo {
return root
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }).max() ?? 0
}
}
}
func calculateFileSystemInfo(root: FileSystemNode) -> FileSystemInfo {
return root
}
```return 1 + (contents.map { $0.treeDepth }).max() ?? 0 // value of optional type 'Int?' must be unwrapped to a value of type 'Int'indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.map(\.totalSize).reduce(0, +)
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.map(\.filesCount).reduce(0, +)
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + contents.map(\.treeDepth).max()!
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.map(\.totalSize).reduce(0, +)
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.map(\.filesCount).reduce(0, +)
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + contents.map(\.treeDepth).max()!
}
}
}
``` // Fatal error: Unexpectedly found nil while unwrapping an Optional valueindirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.map(\.totalSize).reduce(0, +)
}
}
var filesCount: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return contents.map(\.filesCount).reduce(0, +)
}
}
var treeDepth: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return 1 + contents.map(\.treeDepth).max()!
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.map(\.totalSize).reduce(0, +)
}
}
var filesCount: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return contents.map(\.filesCount).reduce(0, +)
}
}
var treeDepth: Int {
switch self {
case .file:
return 1
case let .directory(_, contents):
return 1 + contents.map(\.treeDepth).max()!
}
}
}
``` // Fatal error: Unexpectedly found nil while unwrapping an Optional valueindirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return 1 + contents.map { $0.treeDepth }.max()!
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case let .file(_, size):
return size
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case let .directory(_, contents):
return 1 + contents.map { $0.treeDepth }.max()!
}
}
}
``` // Fatal error: Unexpectedly found nil while unwrapping an Optional valueindirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }.max() ?? 0)
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }.max() ?? 0)
}
}
}
```indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }.max() ?? 0)
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Abstract file system manager and metadata calculation.
Used to calculate total size of all files in file system, files count and file system tree depth.<end_of_turn>
<start_of_turn>model
```swift
indirect enum FileSystemNode {
case file(name: String, size: Int)
case directory(name: String, contents: [FileSystemNode])
}
protocol FileSystemInfo {
var totalSize: Int { get }
var filesCount: Int { get }
var treeDepth: Int { get }
}
extension FileSystemNode: FileSystemInfo {
var totalSize: Int {
switch self {
case .file(_, let size):
return size
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.totalSize }
}
}
var filesCount: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return contents.reduce(0) { $0 + $1.filesCount }
}
}
var treeDepth: Int {
switch self {
case .file(_, _):
return 1
case .directory(_, let contents):
return 1 + (contents.map { $0.treeDepth }.max() ?? 0)
}
}
}
```protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
return elements.popLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
return elements.popLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
return elements.popLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
return elements.popLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
return elements.popLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
return elements.popLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic stack with push and pop functions.<end_of_turn>
<start_of_turn>model
```swift
protocol StackProtocol {
associatedtype Element
init()
func push(_ element: Element)
func pop() -> Element?
}
class Stack<Element>: StackProtocol {
private var elements: [Element] = []
required init() {}
func push(_ element: Element) {
elements.append(element)
}
func pop() -> Element? {
if elements.isEmpty {
return nil
}
return elements.removeLast()
}
}
```var stack = Stack<Int>() // variable 'stack' was never mutated; consider changing to 'let' constantprotocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var keys = [Key]()
private let capacity: Int
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
keys.removeAll { $0 == key }
keys.append(key)
return element
}
return nil
}
set {
if let element = newValue {
cache[key] = element
keys.removeAll { $0 == key }
keys.append(key)
if keys.count > capacity {
let leastRecentlyUsedKey = keys.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
}
} else {
cache.removeValue(forKey: key)
keys.removeAll { $0 == key }
}
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var keys = [Key]()
private let capacity: Int
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
keys.removeAll { $0 == key }
keys.append(key)
return element
}
return nil
}
set {
if let element = newValue {
cache[key] = element
keys.removeAll { $0 == key }
keys.append(key)
if keys.count > capacity {
let leastRecentlyUsedKey = keys.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
}
} else {
cache.removeValue(forKey: key)
keys.removeAll { $0 == key }
}
}
}
}
```init(capacity: Int) { // initializer requirement 'init(capacity:)' can only be satisfied by a 'required' initializer in non-final class 'Cache<Key, Element>'protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var capacity: Int
private var cache: [Key: Element] = [:]
private var accessOrder: [Key] = []
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
if accessOrder.count > capacity {
let leastRecentlyUsedKey = accessOrder.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
} else {
accessOrder.append(key)
}
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var capacity: Int
private var cache: [Key: Element] = [:]
private var accessOrder: [Key] = []
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
if accessOrder.count > capacity {
let leastRecentlyUsedKey = accessOrder.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
} else {
accessOrder.append(key)
}
}
}
}
``` // XCTAssertNil failed: expression is not nilprotocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache: [Key: Element] = [:]
private var capacity: Int
private var accessOrder: [Key] = []
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.remove(key)
accessOrder.append(key)
return element
}
return nil
}
set {
if let newValue = newValue {
cache[key] = newValue
accessOrder.remove(key)
accessOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
accessOrder.remove(key)
}
}
}
private func removeLeastRecentlyUsed() {
if let leastRecentlyUsedKey = accessOrder.first {
cache.removeValue(forKey: leastRecentlyUsedKey)
accessOrder.removeFirst()
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache: [Key: Element] = [:]
private var capacity: Int
private var accessOrder: [Key] = []
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.remove(key)
accessOrder.append(key)
return element
}
return nil
}
set {
if let newValue = newValue {
cache[key] = newValue
accessOrder.remove(key)
accessOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
accessOrder.remove(key)
}
}
}
private func removeLeastRecentlyUsed() {
if let leastRecentlyUsedKey = accessOrder.first {
cache.removeValue(forKey: leastRecentlyUsedKey)
accessOrder.removeFirst()
}
}
}
```init(capacity: Int) { // initializer requirement 'init(capacity:)' can only be satisfied by a 'required' initializer in non-final class 'Cache<Key, Element>'accessOrder.remove(key) // no exact matches in call to instance method 'remove'accessOrder.remove(key) // no exact matches in call to instance method 'remove'accessOrder.remove(key) // no exact matches in call to instance method 'remove'protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var capacity: Int
private var usageOrder = [Key]()
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
usageOrder.removeAll { $0 == key }
usageOrder.append(key)
return element
}
return nil
}
set {
if let element = newValue {
cache[key] = element
usageOrder.removeAll { $0 == key }
usageOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
usageOrder.removeAll { $0 == key }
}
}
}
private func removeLeastRecentlyUsed() {
guard let leastRecentlyUsedKey = usageOrder.first else { return }
cache.removeValue(forKey: leastRecentlyUsedKey)
usageOrder.removeFirst()
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var capacity: Int
private var usageOrder = [Key]()
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
usageOrder.removeAll { $0 == key }
usageOrder.append(key)
return element
}
return nil
}
set {
if let element = newValue {
cache[key] = element
usageOrder.removeAll { $0 == key }
usageOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
usageOrder.removeAll { $0 == key }
}
}
}
private func removeLeastRecentlyUsed() {
guard let leastRecentlyUsedKey = usageOrder.first else { return }
cache.removeValue(forKey: leastRecentlyUsedKey)
usageOrder.removeFirst()
}
}
```init(capacity: Int) { // initializer requirement 'init(capacity:)' can only be satisfied by a 'required' initializer in non-final class 'Cache<Key, Element>'protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var capacity: Int
private var accessOrder = [Key]()
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll(where: { $0 == key })
accessOrder.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
if cache.count > capacity {
let leastRecentlyUsedKey = accessOrder.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
} else {
accessOrder.append(key)
}
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var capacity: Int
private var accessOrder = [Key]()
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll(where: { $0 == key })
accessOrder.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
if cache.count > capacity {
let leastRecentlyUsedKey = accessOrder.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
} else {
accessOrder.append(key)
}
}
}
}
```protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var capacity: Int
private var usageOrder = [Key]()
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
usageOrder.removeAll(where: { $0 == key })
usageOrder.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
usageOrder.removeAll(where: { $0 == key })
usageOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
}
}
private func removeLeastRecentlyUsed() {
guard let leastRecentlyUsedKey = usageOrder.first else { return }
cache.removeValue(forKey: leastRecentlyUsedKey)
usageOrder.removeFirst()
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var capacity: Int
private var usageOrder = [Key]()
init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
usageOrder.removeAll(where: { $0 == key })
usageOrder.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
usageOrder.removeAll(where: { $0 == key })
usageOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
}
}
private func removeLeastRecentlyUsed() {
guard let leastRecentlyUsedKey = usageOrder.first else { return }
cache.removeValue(forKey: leastRecentlyUsedKey)
usageOrder.removeFirst()
}
}
```init(capacity: Int) { // initializer requirement 'init(capacity:)' can only be satisfied by a 'required' initializer in non-final class 'Cache<Key, Element>'protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var capacity: Int
private var cache: [Key: Element] = [:]
private var accessOrder: [Key] = []
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
return element
}
return nil
}
set {
if let newValue = newValue {
cache[key] = newValue
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
accessOrder.removeAll { $0 == key }
}
}
}
private func removeLeastRecentlyUsed() {
if let leastRecentlyUsedKey = accessOrder.first {
cache.removeValue(forKey: leastRecentlyUsedKey)
accessOrder.removeFirst()
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var capacity: Int
private var cache: [Key: Element] = [:]
private var accessOrder: [Key] = []
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
return element
}
return nil
}
set {
if let newValue = newValue {
cache[key] = newValue
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
accessOrder.removeAll { $0 == key }
}
}
}
private func removeLeastRecentlyUsed() {
if let leastRecentlyUsedKey = accessOrder.first {
cache.removeValue(forKey: leastRecentlyUsedKey)
accessOrder.removeFirst()
}
}
}
```protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var keys = [Key]()
private let capacity: Int
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
return element
}
return nil
}
set {
if let element = newValue {
cache[key] = element
if keys.contains(key) {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
} else {
keys.append(key)
}
if keys.count > capacity {
let leastRecentlyUsedKey = keys.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
}
} else {
cache.removeValue(forKey: key)
keys.removeAll { $0 == key }
}
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var keys = [Key]()
private let capacity: Int
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
return element
}
return nil
}
set {
if let element = newValue {
cache[key] = element
if keys.contains(key) {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
} else {
keys.append(key)
}
if keys.count > capacity {
let leastRecentlyUsedKey = keys.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
}
} else {
cache.removeValue(forKey: key)
keys.removeAll { $0 == key }
}
}
}
}
```protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var keys = [Key]()
private let capacity: Int
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
if keys.contains(key) {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
} else {
keys.append(key)
if keys.count > capacity {
let leastRecentlyUsedKey = keys.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
}
}
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var cache = [Key: Element]()
private var keys = [Key]()
private let capacity: Int
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
return element
}
return nil
}
set {
cache[key] = newValue
if keys.contains(key) {
keys.remove(at: keys.firstIndex(of: key)!)
keys.append(key)
} else {
keys.append(key)
if keys.count > capacity {
let leastRecentlyUsedKey = keys.removeFirst()
cache.removeValue(forKey: leastRecentlyUsedKey)
}
}
}
}
}
```protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var capacity: Int
private var cache: [Key: Element] = [:]
private var accessOrder: [Key] = []
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
return element
}
return nil
}
set {
if let newValue = newValue {
cache[key] = newValue
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
accessOrder.removeAll { $0 == key }
}
}
}
private func removeLeastRecentlyUsed() {
if let leastRecentlyUsedKey = accessOrder.first {
cache.removeValue(forKey: leastRecentlyUsedKey)
accessOrder.removeFirst()
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic in-memory cache that follows to the LRU (Least Recently Used) eviction policy.
The cache should have a specified capacity limit, and when this limit is reached, it should remove the least recently used item to make space for new entries.<end_of_turn>
<start_of_turn>model
```swift
protocol CacheProtocol {
associatedtype Key: Hashable
associatedtype Element
init(capacity: Int)
subscript(key: Key) -> Element? { get set }
}
class Cache<Key: Hashable, Element>: CacheProtocol {
private var capacity: Int
private var cache: [Key: Element] = [:]
private var accessOrder: [Key] = []
required init(capacity: Int) {
self.capacity = capacity
}
subscript(key: Key) -> Element? {
get {
if let element = cache[key] {
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
return element
}
return nil
}
set {
if let newValue = newValue {
cache[key] = newValue
accessOrder.removeAll { $0 == key }
accessOrder.append(key)
if cache.count > capacity {
removeLeastRecentlyUsed()
}
} else {
cache.removeValue(forKey: key)
accessOrder.removeAll { $0 == key }
}
}
}
private func removeLeastRecentlyUsed() {
if let leastRecentlyUsedKey = accessOrder.first {
cache.removeValue(forKey: leastRecentlyUsedKey)
accessOrder.removeFirst()
}
}
}
```protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache = [Key: (Value, Date)]()
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
cache.removeValue(forKey: key)
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache = [Key: (Value, Date)]()
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
cache.removeValue(forKey: key)
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache = [Key: (Value, Date)]()
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache = [Key: (Value, Date)]()
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)]
private let expirationPolicy: TimeInterval
init(expirationPolicy: TimeInterval) {
self.cache = [:]
self.expirationPolicy = expirationPolicy
}
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)]
private let expirationPolicy: TimeInterval
init(expirationPolicy: TimeInterval) {
self.cache = [:]
self.expirationPolicy = expirationPolicy
}
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionlet cache = ExpirableCache<String, String>() // missing argument for parameter 'expirationPolicy' in callThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
subscript(key: Key) -> Value? {
get {
return cache[key]?.0
}
set {
if let newValue = newValue {
cache[key] = (newValue, Date())
} else {
cache.removeValue(forKey: key)
}
}
}
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
func evictExpired() {
cache = cache.filter { _, (value, expirationDate) in expirationDate > Date() }
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
subscript(key: Key) -> Value? {
get {
return cache[key]?.0
}
set {
if let newValue = newValue {
cache[key] = (newValue, Date())
} else {
cache.removeValue(forKey: key)
}
}
}
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
func evictExpired() {
cache = cache.filter { _, (value, expirationDate) in expirationDate > Date() }
}
}
```cache = cache.filter { _, (value, expirationDate) in expirationDate > Date() } // consecutive statements on a line must be separated by ';'cache = cache.filter { _, (value, expirationDate) in expirationDate > Date() } // expected expressioncache = cache.filter { _, (value, expirationDate) in expirationDate > Date() } // '_' can only appear in a pattern or on the left side of an assignmentThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache = [Key: (Value, Date)]()
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache = [Key: (Value, Date)]()
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
subscript(key: Key, expiration: TimeInterval) -> Value? {
get(key: key) ?? put(value: key, key: key, expiration: expiration).get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)] = [:]
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
guard let (value, expirationDate) = cache[key], expirationDate > Date() else {
return nil
}
return value
}
subscript(key: Key) -> Value? {
get(key: key)
}
subscript(key: Key, expiration: TimeInterval) -> Value? {
get(key: key) ?? put(value: key, key: key, expiration: expiration).get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionget(key: key) ?? put(value: key, key: key, expiration: expiration).get(key: key) // expected '{' to start getter definitionThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)]
private let expirationPolicy: TimeInterval
init(expirationPolicy: TimeInterval) {
self.cache = [:]
self.expirationPolicy = expirationPolicy
}
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
if let (value, expirationDate) = cache[key], expirationDate > Date() {
return value
}
cache.removeValue(forKey: key)
return nil
}
subscript(key: Key) -> Value? {
get(key: key)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Caching mechanism with expiration eviction policy.
Subscript methods used for convenient access.<end_of_turn>
<start_of_turn>model
```swift
protocol ExpirableCacheProtocol {
associatedtype Key: Hashable
associatedtype Value
func put(value: Value, key: Key, expiration: TimeInterval)
func get(key: Key) -> Value?
}
class ExpirableCache<Key: Hashable, Value>: ExpirableCacheProtocol {
private var cache: [Key: (Value, Date)]
private let expirationPolicy: TimeInterval
init(expirationPolicy: TimeInterval) {
self.cache = [:]
self.expirationPolicy = expirationPolicy
}
func put(value: Value, key: Key, expiration: TimeInterval) {
cache[key] = (value, Date().addingTimeInterval(expiration))
}
func get(key: Key) -> Value? {
if let (value, expirationDate) = cache[key], expirationDate > Date() {
return value
}
cache.removeValue(forKey: key)
return nil
}
subscript(key: Key) -> Value? {
get(key: key)
}
}
```get(key: key) // expected '{' to start getter definitionlet cache = ExpirableCache<String, String>() // missing argument for parameter 'expirationPolicy' in callThread.sleep(forTimeInterval: 1.1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6Thread.sleep(forTimeInterval: 0.9) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var encryptedText = Data(capacity: plainText.count)
for i in 0..<plainText.count {
encryptedText.append(plainText[i] ^ keyBytes[i % keyBytes.count])
}
return encryptedText
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var decryptedText = String(capacity: encryptedText.count)
for i in 0..<encryptedText.count {
decryptedText.append(Character(UnicodeScalar(encryptedText[i] ^ keyBytes[i % keyBytes.count])))
}
return decryptedText
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var encryptedText = Data(capacity: plainText.count)
for i in 0..<plainText.count {
encryptedText.append(plainText[i] ^ keyBytes[i % keyBytes.count])
}
return encryptedText
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var decryptedText = String(capacity: encryptedText.count)
for i in 0..<encryptedText.count {
decryptedText.append(Character(UnicodeScalar(encryptedText[i] ^ keyBytes[i % keyBytes.count])))
}
return decryptedText
}
}
```UInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializervar decryptedText = String(capacity: encryptedText.count) // no exact matches in call to initializerprotocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}
```protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { $0.asciiValue! }
let keyStream = key.map { $0.asciiValue! }
var encryptedText = [UInt8]()
for (index, byte) in plainText.enumerated() {
encryptedText.append(byte ^ keyStream[index % keyStream.count])
}
return Data(encryptedText)
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { $0 }
let keyStream = key.map { $0.asciiValue! }
var decryptedText = [UInt8]()
for (index, byte) in encryptedText.enumerated() {
decryptedText.append(byte ^ keyStream[index % keyStream.count])
}
return String(bytes: decryptedText, encoding: .utf8)!
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { $0.asciiValue! }
let keyStream = key.map { $0.asciiValue! }
var encryptedText = [UInt8]()
for (index, byte) in plainText.enumerated() {
encryptedText.append(byte ^ keyStream[index % keyStream.count])
}
return Data(encryptedText)
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { $0 }
let keyStream = key.map { $0.asciiValue! }
var decryptedText = [UInt8]()
for (index, byte) in encryptedText.enumerated() {
decryptedText.append(byte ^ keyStream[index % keyStream.count])
}
return String(bytes: decryptedText, encoding: .utf8)!
}
}
```protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var encryptedText = Data()
for i in 0..<plainText.count {
encryptedText.append(plainText[i] ^ keyBytes[i % keyBytes.count])
}
return encryptedText
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var decryptedText = String()
for i in 0..<encryptedText.count {
decryptedText.append(Character(UnicodeScalar(encryptedText[i] ^ keyBytes[i % keyBytes.count])))
}
return decryptedText
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var encryptedText = Data()
for i in 0..<plainText.count {
encryptedText.append(plainText[i] ^ keyBytes[i % keyBytes.count])
}
return encryptedText
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var decryptedText = String()
for i in 0..<encryptedText.count {
decryptedText.append(Character(UnicodeScalar(encryptedText[i] ^ keyBytes[i % keyBytes.count])))
}
return decryptedText
}
}
```UInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerprotocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}
```protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}
```protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}
```protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let stringData = string.data(using: .utf8)!
let keyData = key.data(using: .utf8)!
var encryptedData = Data(count: stringData.count)
for i in 0..<stringData.count {
encryptedData[i] = stringData[i] ^ keyData[i % keyData.count]
}
return encryptedData
}
func decrypt(_ data: Data, _ key: String) -> String {
let keyData = key.data(using: .utf8)!
var decryptedData = Data(count: data.count)
for i in 0..<data.count {
decryptedData[i] = data[i] ^ keyData[i % keyData.count]
}
return String(data: decryptedData, encoding: .utf8)!
}
}
```protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var encryptedText = Data()
for i in 0..<plainText.count {
encryptedText.append(plainText[i] ^ keyBytes[i % keyBytes.count])
}
return encryptedText
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var decryptedText = String()
for i in 0..<encryptedText.count {
decryptedText.append(Character(UnicodeScalar(encryptedText[i] ^ keyBytes[i % keyBytes.count])))
}
return decryptedText
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var encryptedText = Data()
for i in 0..<plainText.count {
encryptedText.append(plainText[i] ^ keyBytes[i % keyBytes.count])
}
return encryptedText
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyBytes = key.map { byte in
UInt8(byte)
}
var decryptedText = String()
for i in 0..<encryptedText.count {
decryptedText.append(Character(UnicodeScalar(encryptedText[i] ^ keyBytes[i % keyBytes.count])))
}
return decryptedText
}
}
```UInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerprotocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyStream = key.map { byte in
UInt8(byte)
}
return plainText.enumerated().map { index, byte in
byte ^ keyStream[index % keyStream.count]
}.map { byte in
UInt8(byte)
}
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyStream = key.map { byte in
UInt8(byte)
}
return encryptedText.enumerated().map { index, byte in
byte ^ keyStream[index % keyStream.count]
}.map { byte in
Character(UnicodeScalar(byte))
}.joined()
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Simple XOR encryptor and decryptor that converts plain text into encrypted text by applying the binary 'Exclusive OR' operator implemented according to the protocol.<end_of_turn>
<start_of_turn>model
```swift
protocol EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data
func decrypt(_ data: Data, _ key: String) -> String
}
class Encryptor: EncryptorProtocol {
func encrypt(_ string: String, _ key: String) -> Data {
let plainText = string.map { byte in
UInt8(byte)
}
let keyStream = key.map { byte in
UInt8(byte)
}
return plainText.enumerated().map { index, byte in
byte ^ keyStream[index % keyStream.count]
}.map { byte in
UInt8(byte)
}
}
func decrypt(_ data: Data, _ key: String) -> String {
let encryptedText = data.map { byte in
UInt8(byte)
}
let keyStream = key.map { byte in
UInt8(byte)
}
return encryptedText.enumerated().map { index, byte in
byte ^ keyStream[index % keyStream.count]
}.map { byte in
Character(UnicodeScalar(byte))
}.joined()
}
}
```UInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerUInt8(byte) // no exact matches in call to initializerprotocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let currentDate = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = currentDate.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
if requestCount >= maxRequests {
return false
}
} else {
requestCount = 0
}
}
requestCount += 1
self.lastRequestTime = currentDate
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let currentDate = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = currentDate.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
if requestCount >= maxRequests {
return false
}
} else {
requestCount = 0
}
}
requestCount += 1
self.lastRequestTime = currentDate
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime, now.timeIntervalSince(lastRequestTime) < timeInterval {
requestCount += 1
return false
}
requestCount = 0
self.lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime, now.timeIntervalSince(lastRequestTime) < timeInterval {
requestCount += 1
return false
}
requestCount = 0
self.lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount = 0
private var lastRequestTime: TimeInterval = 0
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let currentTime = Date().timeIntervalSince1970
if currentTime - lastRequestTime >= timeInterval {
requestCount = 0
lastRequestTime = currentTime
}
if requestCount < maxRequests {
requestCount += 1
return true
}
return false
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount = 0
private var lastRequestTime: TimeInterval = 0
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let currentTime = Date().timeIntervalSince1970
if currentTime - lastRequestTime >= timeInterval {
requestCount = 0
lastRequestTime = currentTime
}
if requestCount < maxRequests {
requestCount += 1
return true
}
return false
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let timePassed = now.timeIntervalSince(lastRequestTime)
if timePassed < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let timePassed = now.timeIntervalSince(lastRequestTime)
if timePassed < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let timePassed = now.timeIntervalSince(lastRequestTime)
if timePassed < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let timePassed = now.timeIntervalSince(lastRequestTime)
if timePassed < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
if currentRequests >= maxRequests {
return false
}
currentRequests += 1
self.lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount: Int = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let currentTime = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = currentTime.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
requestCount += 1
if requestCount > maxRequests {
requestCount = 0
lastRequestTime = nil
return false
}
lastRequestTime = currentTime
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var requestCount: Int = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let currentTime = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = currentTime.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
requestCount += 1
if requestCount > maxRequests {
requestCount = 0
lastRequestTime = nil
return false
}
lastRequestTime = currentTime
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
currentRequests += 1
if currentRequests > maxRequests {
currentRequests = maxRequests
lastRequestTime = now
return false
}
lastRequestTime = now
return true
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Rate limiter that controls the rate of actions.
Consists with a maximum number of requests and a time interval, and includes a method to determine if a new request can be made within the defined limits.<end_of_turn>
<start_of_turn>model
```swift
protocol RateLimiterProtocol {
init(maxRequests: Int, timeInterval: TimeInterval)
func allowRequest() -> Bool
}
class RateLimiter: RateLimiterProtocol {
private let maxRequests: Int
private let timeInterval: TimeInterval
private var currentRequests = 0
private var lastRequestTime: Date?
init(maxRequests: Int, timeInterval: TimeInterval) {
self.maxRequests = maxRequests
self.timeInterval = timeInterval
}
func allowRequest() -> Bool {
let now = Date()
if let lastRequestTime = lastRequestTime {
let elapsedTime = now.timeIntervalSince(lastRequestTime)
if elapsedTime < timeInterval {
return false
}
}
currentRequests += 1
if currentRequests > maxRequests {
currentRequests = maxRequests
lastRequestTime = now
return false
}
lastRequestTime = now
return true
}
}
```init(maxRequests: Int, timeInterval: TimeInterval) { // initializer requirement 'init(maxRequests:timeInterval:)' can only be satisfied by a 'required' initializer in non-final class 'RateLimiter'Thread.sleep(forTimeInterval: 1) // class method 'sleep' is unavailable from asynchronous contexts; Use Task.sleep(until:clock:) instead.; this is an error in Swift 6protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "com.example.counter", attributes: .concurrent)
init(value: Int) {
self.value = value
}
func increment() {
queue.async(flags: .barrier) {
self.value += 1
}
}
func currentValue() -> Int {
var result: Int
queue.sync {
result = self.value
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "com.example.counter", attributes: .concurrent)
init(value: Int) {
self.value = value
}
func increment() {
queue.async(flags: .barrier) {
self.value += 1
}
}
func currentValue() -> Int {
var result: Int
queue.sync {
result = self.value
}
return result
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var count: Int
private let lock = NSRecursiveLock()
init(value: Int) {
count = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
count += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return count
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var count: Int
private let lock = NSRecursiveLock()
init(value: Int) {
count = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
count += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return count
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "com.example.counter")
init(value: Int) {
self.value = value
}
func increment() {
queue.sync {
self.value += 1
}
}
func currentValue() -> Int {
return queue.sync {
self.value
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "com.example.counter")
init(value: Int) {
self.value = value
}
func increment() {
queue.sync {
self.value += 1
}
}
func currentValue() -> Int {
return queue.sync {
self.value
}
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let lock = NSLock()
init(value: Int) {
self.value = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
value += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return value
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let lock = NSLock()
init(value: Int) {
self.value = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
value += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return value
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var count: Int
private let lock = NSRecursiveLock()
init(value: Int) {
count = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
count += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return count
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var count: Int
private let lock = NSRecursiveLock()
init(value: Int) {
count = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
count += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return count
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var count: Int
private let lock = NSRecursiveLock()
init(value: Int) {
self.count = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
count += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return count
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var count: Int
private let lock = NSRecursiveLock()
init(value: Int) {
self.count = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
count += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return count
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let lock = NSRecursiveLock()
init(value: Int) {
self.value = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
value += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return value
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let lock = NSRecursiveLock()
init(value: Int) {
self.value = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
value += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return value
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let lock = NSRecursiveLock()
init(value: Int) {
self.value = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
value += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return value
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let lock = NSRecursiveLock()
init(value: Int) {
self.value = value
}
func increment() {
lock.lock()
defer { lock.unlock() }
value += 1
}
func currentValue() -> Int {
lock.lock()
defer { lock.unlock() }
return value
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "com.example.counter", attributes: .concurrent)
init(value: Int) {
self.value = value
}
func increment() {
queue.async(flags: .barrier) {
self.value += 1
}
}
func currentValue() -> Int {
var result: Int
queue.sync {
result = self.value
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "com.example.counter", attributes: .concurrent)
init(value: Int) {
self.value = value
}
func increment() {
queue.async(flags: .barrier) {
self.value += 1
}
}
func currentValue() -> Int {
var result: Int
queue.sync {
result = self.value
}
return result
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "counterQueue", attributes: .concurrent)
init(value: Int) {
self.value = value
}
func increment() {
queue.async(flags: .barrier) {
self.value += 1
}
}
func currentValue() -> Int {
var result: Int
queue.sync {
result = self.value
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Basic number counter with possibility to increment counter and access current value.
Thread-safe for read and write operations.<end_of_turn>
<start_of_turn>model
```swift
protocol ThreadSafeCounterProtocol {
init(value: Int)
func increment()
func currentValue() -> Int
}
class ThreadSafeCounter: ThreadSafeCounterProtocol {
private var value: Int
private let queue = DispatchQueue(label: "counterQueue", attributes: .concurrent)
init(value: Int) {
self.value = value
}
func increment() {
queue.async(flags: .barrier) {
self.value += 1
}
}
func currentValue() -> Int {
var result: Int
queue.sync {
result = self.value
}
return result
}
}
```init(value: Int) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ThreadSafeCounter'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: T
private var transformations: [(T) -> T] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (T) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform as! (T) -> T)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { transformation in
result = transformation(result)
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: T
private var transformations: [(T) -> T] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (T) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform as! (T) -> T)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { transformation in
result = transformation(result)
}
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: T
private var transformations: [(T) -> T] = []
init(value: T) {
self.value = value
}
func pipe<U>(_ transform: @escaping (T) -> U) -> Pipeline<U> {
transformations.append(transform as! (T) -> T)
return self as! Pipeline<U>
}
func execute() -> T {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: T
private var transformations: [(T) -> T] = []
init(value: T) {
self.value = value
}
func pipe<U>(_ transform: @escaping (T) -> U) -> Pipeline<U> {
transformations.append(transform as! (T) -> T)
return self as! Pipeline<U>
}
func execute() -> T {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}
```init(value: T) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'transformations.append(transform) // cannot convert value of type '(Pipeline<T>.Output) -> U' (aka '(T) -> U') to expected argument type '(T) -> T'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append { input in
return newPipeline.value
}
return newPipeline
}
func execute() -> Output {
var current = value
for transformation in transformations {
current = transformation(current)
}
return current
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append { input in
return newPipeline.value
}
return newPipeline
}
func execute() -> Output {
var current = value
for transformation in transformations {
current = transformation(current)
}
return current
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'return newPipeline.value // cannot convert value of type 'U' to closure result type 'T'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private let value: Output
private var transforms: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
newPipeline.transforms = transforms + [transform]
return newPipeline
}
func execute() -> Output {
var result = value
for transform in transforms {
result = transform(result)
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private let value: Output
private var transforms: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
newPipeline.transforms = transforms + [transform]
return newPipeline
}
func execute() -> Output {
var result = value
for transform in transforms {
result = transform(result)
}
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'newPipeline.transforms = transforms + [transform] // cannot convert value of type '(Pipeline<T>.Output) -> U' (aka '(T) -> U') to expected element type 'IndexPath.ArrayLiteralElement' (aka 'Int')newPipeline.transforms = transforms + [transform] // cannot assign value of type 'IndexPath' to type '[(U) -> U]'newPipeline.transforms = transforms + [transform] // cannot convert value of type '[(T) -> T]' to expected argument type 'IndexPath'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transforms: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
newPipeline.transforms = transforms + [transform]
return newPipeline
}
func execute() -> Output {
var result = value
for transform in transforms {
result = transform(result)
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transforms: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
newPipeline.transforms = transforms + [transform]
return newPipeline
}
func execute() -> Output {
var result = value
for transform in transforms {
result = transform(result)
}
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'newPipeline.transforms = transforms + [transform] // cannot convert value of type '[(T) -> T]' to expected argument type 'IndexPath'newPipeline.transforms = transforms + [transform] // cannot assign value of type 'IndexPath' to type '[(U) -> U]'newPipeline.transforms = transforms + [transform] // cannot convert value of type '(Pipeline<T>.Output) -> U' (aka '(T) -> U') to expected element type 'IndexPath.ArrayLiteralElement' (aka 'Int')protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private let value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private let value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'transformations.append(transform) // cannot convert value of type '(Pipeline<T>.Output) -> U' (aka '(T) -> U') to expected argument type '(T) -> T'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private let value: T
private var transforms: [(Output) -> Output] = []
init(value: T) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transforms.append { transform($0) }
return newPipeline
}
func execute() -> Output {
var result = value
transforms.forEach { result = $0(result) }
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private let value: T
private var transforms: [(Output) -> Output] = []
init(value: T) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transforms.append { transform($0) }
return newPipeline
}
func execute() -> Output {
var result = value
transforms.forEach { result = $0(result) }
return result
}
}
```init(value: T) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'transforms.append { transform($0) } // cannot convert value of type 'U' to closure result type 'T'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transformations: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
transformations.append(transform)
return newPipeline
}
func execute() -> Output {
var result = value
transformations.forEach { result = $0(result) }
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'transformations.append(transform) // cannot convert value of type '(Pipeline<T>.Output) -> U' (aka '(T) -> U') to expected argument type '(T) -> T'protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transforms: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
newPipeline.transforms = transforms + [transform]
return newPipeline
}
func execute() -> Output {
var result = value
for transform in transforms {
result = transform(result)
}
return result
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Functional pipeline builder class conforming to a protocol, allowing chaining transformations with type changes.
Ensure the final output is produced by sequentially applying transformations starting from an initial value.<end_of_turn>
<start_of_turn>model
```swift
protocol PipelineProtocol {
associatedtype Output
init(value: Output)
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U>
func execute() -> Output
}
class Pipeline<T>: PipelineProtocol {
typealias Output = T
private var value: Output
private var transforms: [(Output) -> Output] = []
init(value: Output) {
self.value = value
}
func pipe<U>(_ transform: @escaping (Output) -> U) -> Pipeline<U> {
let newPipeline = Pipeline<U>(value: transform(value))
newPipeline.transforms = transforms + [transform]
return newPipeline
}
func execute() -> Output {
var result = value
for transform in transforms {
result = transform(result)
}
return result
}
}
```init(value: Output) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'Pipeline<T>'newPipeline.transforms = transforms + [transform] // cannot convert value of type '[(T) -> T]' to expected argument type 'IndexPath'newPipeline.transforms = transforms + [transform] // cannot assign value of type 'IndexPath' to type '[(U) -> U]'newPipeline.transforms = transforms + [transform] // cannot convert value of type '(Pipeline<T>.Output) -> U' (aka '(T) -> U') to expected element type 'IndexPath.ArrayLiteralElement' (aka 'Int')protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
subscript(keyPath: KeyPath<Value, Value>) -> ObservableProperty<Value> {
return ObservableProperty(value: value[keyPath: keyPath])
}
var projectedValue: Value {
didSet {
value = projectedValue
observers.forEach { $0.value(projectedValue) }
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
subscript(keyPath: KeyPath<Value, Value>) -> ObservableProperty<Value> {
return ObservableProperty(value: value[keyPath: keyPath])
}
var projectedValue: Value {
didSet {
value = projectedValue
observers.forEach { $0.value(projectedValue) }
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
var didChangeValue: Value? {
didSet {
if didChangeValue != oldValue {
value = didChangeValue!
didChange?(value)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
var didChangeValue: Value? {
didSet {
if didChangeValue != oldValue {
value = didChangeValue!
didChange?(value)
}
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'if didChangeValue != oldValue { // operator function '!=' requires that 'Value' conform to 'Equatable'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func setValue(_ newValue: Value) {
if newValue != value {
value = newValue
observers.forEach { $0.value(newValue) }
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func setValue(_ newValue: Value) {
if newValue != value {
value = newValue
observers.forEach { $0.value(newValue) }
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'if newValue != value { // binary operator '!=' cannot be applied to two 'Value' operandsprotocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let observerId = UUID()
observers[observerId] = observer
observer(value)
return observerId
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func notifyObservers() {
observers.values.forEach { observer in
observer(value)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let observerId = UUID()
observers[observerId] = observer
observer(value)
return observerId
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func notifyObservers() {
observers.values.forEach { observer in
observer(value)
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
var wrappedValue: Value {
get {
return value
}
set {
value = newValue
didChange?(newValue)
for observer in observers.values {
observer(newValue)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
var wrappedValue: Value {
get {
return value
}
set {
value = newValue
didChange?(newValue)
for observer in observers.values {
observer(newValue)
}
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func notifyObservers() {
observers.values.forEach { observer in
observer(value)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func notifyObservers() {
observers.values.forEach { observer in
observer(value)
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let observerID = UUID()
observers[observerID] = observer
observer(value)
return observerID
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func notifyObservers() {
for observer in observers.values {
observer(value)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let observerID = UUID()
observers[observerID] = observer
observer(value)
return observerID
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func notifyObservers() {
for observer in observers.values {
observer(value)
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
subscript(keyPath: KeyPath<Value, Value>) -> ObservableProperty<Value> {
return ObservableProperty(value: value[keyPath: keyPath])
}
func notifyObservers() {
for observer in observers.values {
observer(value)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let uuid = UUID()
observers[uuid] = observer
observer(value)
return uuid
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
var didChange: ((Value) -> Void)? {
didSet {
didChange?(value)
}
}
subscript(keyPath: KeyPath<Value, Value>) -> ObservableProperty<Value> {
return ObservableProperty(value: value[keyPath: keyPath])
}
func notifyObservers() {
for observer in observers.values {
observer(value)
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func setValue(_ newValue: Value) {
if newValue != value {
value = newValue
observers.forEach { $0.value(newValue) }
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func setValue(_ newValue: Value) {
if newValue != value {
value = newValue
observers.forEach { $0.value(newValue) }
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'if newValue != value { // binary operator '!=' cannot be applied to two 'Value' operandsprotocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func update(_ newValue: Value) {
if newValue != value {
value = newValue
observers.values.forEach { $0(newValue) }
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Generic observable property that notifies observers of value changes.<end_of_turn>
<start_of_turn>model
```swift
protocol ObservablePropertyProtocol {
associatedtype Value
init(value: Value)
var value: Value { get set }
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID
func unsubscribe(_ observer: UUID)
}
class ObservableProperty<Value> : ObservablePropertyProtocol {
private var observers = [UUID: (Value) -> Void]()
private(set) var value: Value
init(value: Value) {
self.value = value
}
func subscribe(_ observer: @escaping (Value) -> Void) -> UUID {
let id = UUID()
observers[id] = observer
observer(value)
return id
}
func unsubscribe(_ observer: UUID) {
observers.removeValue(forKey: observer)
}
func update(_ newValue: Value) {
if newValue != value {
value = newValue
observers.values.forEach { $0(newValue) }
}
}
}
```private(set) var value: Value // setter for property 'value' must be declared internal because it matches a requirement in internal protocol 'ObservablePropertyProtocol'init(value: Value) { // initializer requirement 'init(value:)' can only be satisfied by a 'required' initializer in non-final class 'ObservableProperty<Value>'if newValue != value { // binary operator '!=' cannot be applied to two 'Value' operandsprotocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set {
value = newValue.clamped(to: range)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue.clamped(to: range)
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set {
value = newValue.clamped(to: range)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue.clamped(to: range)
}
}
```value = newValue.clamped(to: range) // value of type 'Value' has no member 'clamped'self.value = wrappedValue.clamped(to: range) // value of type 'Value' has no member 'clamped'protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
var wrappedValue: Value {
get { value }
set {
value = min(max(newValue, range.lowerBound), range.upperBound)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
var wrappedValue: Value {
get { value }
set {
value = min(max(newValue, range.lowerBound), range.upperBound)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}
```protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue.clamped(to: range)
self.range = range
}
var wrappedValue: Value {
get { value }
set { value = newValue.clamped(to: range) }
}
var projectedValue: ClosedRange<Value> {
return range
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue.clamped(to: range)
self.range = range
}
var wrappedValue: Value {
get { value }
set { value = newValue.clamped(to: range) }
}
var projectedValue: ClosedRange<Value> {
return range
}
}
```self.value = wrappedValue.clamped(to: range) // value of type 'Value' has no member 'clamped'set { value = newValue.clamped(to: range) } // value of type 'Value' has no member 'clamped'protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set { value = newValue.clamped(to: range) }
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue.clamped(to: range)
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set { value = newValue.clamped(to: range) }
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue.clamped(to: range)
}
}
```set { value = newValue.clamped(to: range) } // value of type 'Value' has no member 'clamped'self.value = wrappedValue.clamped(to: range) // value of type 'Value' has no member 'clamped'protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set {
value = min(max(newValue, range.lowerBound), range.upperBound)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set {
value = min(max(newValue, range.lowerBound), range.upperBound)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue
}
}
```protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue.clamped(to: range)
self.range = range
}
var wrappedValue: Value {
get { value }
set { value = newValue.clamped(to: range) }
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue.clamped(to: range)
self.range = range
}
var wrappedValue: Value {
get { value }
set { value = newValue.clamped(to: range) }
}
}
```self.value = wrappedValue.clamped(to: range) // value of type 'Value' has no member 'clamped'set { value = newValue.clamped(to: range) } // value of type 'Value' has no member 'clamped'protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set { value = min(max(newValue, range.lowerBound), range.upperBound) }
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set { value = min(max(newValue, range.lowerBound), range.upperBound) }
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}
```protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
var wrappedValue: Value {
get { value }
set {
value = newValue.clamped(to: range)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private var value: Value
private let range: ClosedRange<Value>
var wrappedValue: Value {
get { value }
set {
value = newValue.clamped(to: range)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}
```value = newValue.clamped(to: range) // value of type 'Value' has no member 'clamped'protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set { value = min(max(newValue, range.lowerBound), range.upperBound) }
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set { value = min(max(newValue, range.lowerBound), range.upperBound) }
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.value = wrappedValue
self.range = range
}
}
```protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set {
value = Swift.min(Swift.max(newValue, range.lowerBound), range.upperBound)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that clamps value within a specified range.<end_of_turn>
<start_of_turn>model
```swift
protocol ClampedProtocol {
associatedtype Value: Comparable
init(wrappedValue: Value, _ range: ClosedRange<Value>)
}
@propertyWrapper
struct Clamped<Value: Comparable>: ClampedProtocol {
private let range: ClosedRange<Value>
private var value: Value
var wrappedValue: Value {
get { value }
set {
value = Swift.min(Swift.max(newValue, range.lowerBound), range.upperBound)
}
}
init(wrappedValue: Value, _ range: ClosedRange<Value>) {
self.range = range
self.value = wrappedValue
}
}
```enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
}
```struct Logged<Value>: LoggedProtocol { // property wrapper type 'Logged' has multiple non-static properties named 'wrappedValue'var wrappedValue: Value { // invalid redeclaration of 'wrappedValue'enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
}
```struct Logged<Value>: LoggedProtocol { // property wrapper type 'Logged' has multiple non-static properties named 'wrappedValue'var wrappedValue: Value { // invalid redeclaration of 'wrappedValue'enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
}
```struct Logged<Value>: LoggedProtocol { // property wrapper type 'Logged' has multiple non-static properties named 'wrappedValue'var wrappedValue: Value { // invalid redeclaration of 'wrappedValue'enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
wrappedValue = newValue
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
wrappedValue = newValue
}
}
}
```struct Logged<Value>: LoggedProtocol { // property wrapper type 'Logged' has multiple non-static properties named 'wrappedValue'var wrappedValue: Value { // invalid redeclaration of 'wrappedValue'enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
wrappedValue = newValue
}
}
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
wrappedValue = newValue
}
}
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
}
```struct Logged<Value>: LoggedProtocol { // property wrapper type 'Logged' has multiple non-static properties named 'wrappedValue'var wrappedValue: Value { // invalid redeclaration of 'wrappedValue'enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
let oldValue = value
value = newValue
logger(.set, oldValue)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
let oldValue = value
value = newValue
logger(.set, oldValue)
}
}
}
``` // XCTAssertEqual failed: (["Accessing value: 0", "Setting value: 0"]) is not equal to (["Accessing value: 0", "Setting value: 10"])enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var wrappedValue: Value
private let logger: (Event, Value) -> Void
var wrappedValue: Value {
get {
logger(.get, wrappedValue)
return wrappedValue
}
set {
logger(.set, newValue)
self.wrappedValue = newValue
}
}
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.wrappedValue = wrappedValue
self.logger = logger
}
}
```struct Logged<Value>: LoggedProtocol { // property wrapper type 'Logged' has multiple non-static properties named 'wrappedValue'var wrappedValue: Value { // invalid redeclaration of 'wrappedValue'enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
logger(.set, newValue)
value = newValue
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
logger(.set, newValue)
value = newValue
}
}
}
```enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
let oldValue = value
value = newValue
logger(.set, oldValue)
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
let oldValue = value
value = newValue
logger(.set, oldValue)
}
}
}
``` // XCTAssertEqual failed: (["Accessing value: 0", "Setting value: 0"]) is not equal to (["Accessing value: 0", "Setting value: 10"])enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
logger(.set, newValue)
value = newValue
}
}
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that logs access and modification of the wrapped property.<end_of_turn>
<start_of_turn>model
```swift
enum Event {
case get, set
}
protocol LoggedProtocol {
associatedtype Value
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void)
}
@propertyWrapper
struct Logged<Value>: LoggedProtocol {
private var value: Value
private let logger: (Event, Value) -> Void
var wrappedValue: Value {
get {
logger(.get, value)
return value
}
set {
logger(.set, newValue)
value = newValue
}
}
init(wrappedValue: Value, logger: @escaping (Event, Value) -> Void) {
self.value = wrappedValue
self.logger = logger
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityName: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityName.append(character)
case .keyboardDeleteBackwards:
cityName.removeLast()
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: cityName)
return .success(city: cityName, forecast: forecast)
} catch {
return .failure(city: cityName)
}
}
return nil
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityName: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityName.append(character)
case .keyboardDeleteBackwards:
cityName.removeLast()
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: cityName)
return .success(city: cityName, forecast: forecast)
} catch {
return .failure(city: cityName)
}
}
return nil
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var city: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
city.append(character)
return nil
case .keyboardDeleteBackwards:
city.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: city)
return .success(city: city, forecast: forecast)
} catch {
return .failure(city: city)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var city: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
city.append(character)
return nil
case .keyboardDeleteBackwards:
city.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: city)
return .success(city: city, forecast: forecast)
} catch {
return .failure(city: city)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityName: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityName.append(character)
return nil
case .keyboardDeleteBackwards:
cityName.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: cityName)
return .success(city: cityName, forecast: forecast)
} catch {
return .failure(city: cityName)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityName: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityName.append(character)
return nil
case .keyboardDeleteBackwards:
cityName.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: cityName)
return .success(city: cityName, forecast: forecast)
} catch {
return .failure(city: cityName)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else { return nil }
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
return nil
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else { return nil }
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
return nil
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var city: String = "" {
didSet {
// Update search bar UI
}
}
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case .keyboardCharacterSelect(let character):
city += String(character)
return nil
case .keyboardDeleteBackwards:
city.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: city)
return .success(city: city, forecast: forecast)
} catch {
return .failure(city: city)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var city: String = "" {
didSet {
// Update search bar UI
}
}
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case .keyboardCharacterSelect(let character):
city += String(character)
return nil
case .keyboardDeleteBackwards:
city.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: city)
return .success(city: city, forecast: forecast)
} catch {
return .failure(city: city)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityName = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityName.append(character)
return nil
case .keyboardDeleteBackwards:
cityName.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: cityName)
return .success(city: cityName, forecast: forecast)
} catch {
return .failure(city: cityName)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityName = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityName.append(character)
return nil
case .keyboardDeleteBackwards:
cityName.removeLast()
return nil
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: cityName)
return .success(city: cityName, forecast: forecast)
} catch {
return .failure(city: cityName)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
return nil
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
return nil
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else { return nil }
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
return nil
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
return nil
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else { return nil }
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
return nil
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
return nil
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else {
return nil
}
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
return nil
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
return nil
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else {
return nil
}
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
return nil
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
return nil
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else {
return .failure(city: "")
}
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var cityNameBuffer: String = ""
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
cityNameBuffer.append(character)
return nil
case .keyboardDeleteBackwards:
cityNameBuffer.removeLast()
return nil
case .searchButtonPress:
guard !cityNameBuffer.isEmpty else {
return .failure(city: "")
}
do {
let forecast = try provider.forecast(for: cityNameBuffer)
return .success(city: cityNameBuffer, forecast: forecast)
} catch {
return .failure(city: cityNameBuffer)
}
}
}
}
```protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var city: String = "" {
didSet {
// Update search bar results here
}
}
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
city.append(character)
case .keyboardDeleteBackwards:
city.removeLast()
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: city)
return .success(city: city, forecast: forecast)
} catch {
return .failure(city: city)
}
}
return nil
}
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Weather application provider.
Handle user actions to fill search bar results and use WeatherProvider to check forecast.<end_of_turn>
<start_of_turn>model
```swift
protocol WeatherProvider {
func forecast(for city: String) throws -> String
}
enum UserAction {
case keyboardCharacterSelect(Character)
case keyboardDeleteBackwards
case searchButtonPress
}
enum ApplicationFeedback: Equatable {
case success(city: String, forecast: String)
case failure(city: String)
}
protocol WeatherApplicationDependencies {
init(provider: WeatherProvider)
}
protocol WeatherApplicationInteractions {
func handle(action: UserAction) -> ApplicationFeedback?
}
typealias WeatherApplicationProtocol = WeatherApplicationDependencies & WeatherApplicationInteractions
class WeatherApplication: WeatherApplicationProtocol {
private let provider: WeatherProvider
required init(provider: WeatherProvider) {
self.provider = provider
}
private var city: String = "" {
didSet {
// Update search bar results here
}
}
func handle(action: UserAction) -> ApplicationFeedback? {
switch action {
case let .keyboardCharacterSelect(character):
city.append(character)
case .keyboardDeleteBackwards:
city.removeLast()
case .searchButtonPress:
do {
let forecast = try provider.forecast(for: city)
return .success(city: city, forecast: forecast)
} catch {
return .failure(city: city)
}
}
return nil
}
}
```protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
return await withUnsafeLock(of: &_balance) {
$0
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
$0 += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
return await withUnsafeLock(of: &_balance) {
$0
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
$0 += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
}
return false
}
}
```return await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double {
await withUnsafeLock(of: &_balance) {
_balance
}
}
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double {
await withUnsafeLock(of: &_balance) {
_balance
}
}
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}
```await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
get async {
return await withUnsafeLock(of: &_balance) {
$0
}
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
get async {
return await withUnsafeLock(of: &_balance) {
$0
}
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}
```return await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
return await withUnsafeLock(of: &_balance) {
_balance
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
return await withUnsafeLock(of: &_balance) {
_balance
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}
```return await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double { await withUnsafeLock(of: &_balance) { $0 } }
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double { await withUnsafeLock(of: &_balance) { $0 } }
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
}
return false
}
}
```var balance: Double { await withUnsafeLock(of: &_balance) { $0 } } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { $0 += amount } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double {
await withUnsafeLock(of: &_balance) { $0 }
}
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
return false
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double {
await withUnsafeLock(of: &_balance) { $0 }
}
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
return false
}
}
}
```await withUnsafeLock(of: &_balance) { $0 } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { $0 += amount } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double { await withUnsafeLock(of: &_balance) { $0 } }
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
return false
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double { await withUnsafeLock(of: &_balance) { $0 } }
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
return false
}
}
}
```var balance: Double { await withUnsafeLock(of: &_balance) { $0 } } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { $0 += amount } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
return await withUnsafeLock(of: &_balance) {
_balance
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
return await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
} else {
return false
}
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
return await withUnsafeLock(of: &_balance) {
_balance
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
return await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
} else {
return false
}
}
}
}
```return await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopereturn await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double { await withUnsafeLock(of: &_balance) { $0 } }
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
var balance: Double { await withUnsafeLock(of: &_balance) { $0 } }
init(balance: Double) {
_balance = balance
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) { $0 += amount }
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if $0 >= amount {
$0 -= amount
return true
}
}
return false
}
}
```var balance: Double { await withUnsafeLock(of: &_balance) { $0 } } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { $0 += amount } // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
get async {
return await withUnsafeLock(of: &_balance) {
return _balance
}
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Thread-safe bank account class using an actor that allows asynchronous deposits and withdrawals, ensuring that the account balance remains consistent and transactions are atomic.<end_of_turn>
<start_of_turn>model
```swift
protocol BankAccountProtocol {
init(balance: Double)
var balance: Double { get async }
func deposit(amount: Double) async
func withdraw(amount: Double) async -> Bool
}
actor BankAccount: BankAccountProtocol {
private var _balance: Double
init(balance: Double) {
_balance = balance
}
var balance: Double {
get async {
return await withUnsafeLock(of: &_balance) {
return _balance
}
}
}
func deposit(amount: Double) async {
await withUnsafeLock(of: &_balance) {
_balance += amount
}
}
func withdraw(amount: Double) async -> Bool {
await withUnsafeLock(of: &_balance) {
if _balance >= amount {
_balance -= amount
return true
}
}
return false
}
}
```return await withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeawait withUnsafeLock(of: &_balance) { // cannot find 'withUnsafeLock' in scopeprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var cachedValue: Value?
private let computeValue: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
get {
if let cachedValue = cachedValue, condition() {
return cachedValue
}
let value = computeValue()
cachedValue = value
return value
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var cachedValue: Value?
private let computeValue: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
get {
if let cachedValue = cachedValue, condition() {
return cachedValue
}
let value = computeValue()
cachedValue = value
return value
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}
```cachedValue = value // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let computeValue: () -> Value
private let condition: () -> Bool
private var cachedValue: Value?
private var cachedCondition: Bool?
var wrappedValue: Value {
if let cachedValue = cachedValue, let cachedCondition = cachedCondition, cachedCondition == condition() {
return cachedValue
} else {
cachedValue = computeValue()
cachedCondition = condition()
return cachedValue!
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let computeValue: () -> Value
private let condition: () -> Bool
private var cachedValue: Value?
private var cachedCondition: Bool?
var wrappedValue: Value {
if let cachedValue = cachedValue, let cachedCondition = cachedCondition, cachedCondition == condition() {
return cachedValue
} else {
cachedValue = computeValue()
cachedCondition = condition()
return cachedValue!
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}
```cachedValue = computeValue() // cannot assign to property: 'self' is immutablecachedCondition = condition() // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let condition: () -> Bool
private var cachedValue: Value?
private var cachedCondition: Bool = false
var wrappedValue: Value {
get {
if cachedCondition != condition() {
cachedValue = nil
cachedCondition = condition()
}
if let cachedValue = cachedValue {
return cachedValue
} else {
cachedValue = self.wrappedValue
return cachedValue!
}
}
set {
cachedValue = newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.condition = condition
self.wrappedValue = wrappedValue()
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let condition: () -> Bool
private var cachedValue: Value?
private var cachedCondition: Bool = false
var wrappedValue: Value {
get {
if cachedCondition != condition() {
cachedValue = nil
cachedCondition = condition()
}
if let cachedValue = cachedValue {
return cachedValue
} else {
cachedValue = self.wrappedValue
return cachedValue!
}
}
set {
cachedValue = newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.condition = condition
self.wrappedValue = wrappedValue()
}
}
```cachedValue = nil // cannot assign to property: 'self' is immutablecachedCondition = condition() // cannot assign to property: 'self' is immutablecachedValue = self.wrappedValue // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let computeValue: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
if let value = value, condition() {
return value
}
value = computeValue()
return value!
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let computeValue: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
if let value = value, condition() {
return value
}
value = computeValue()
return value!
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}
```value = computeValue() // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let compute: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
get {
if let value = value, condition() {
return value
}
let newValue = compute()
value = newValue
return newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.compute = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let compute: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
get {
if let value = value, condition() {
return value
}
let newValue = compute()
value = newValue
return newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.compute = wrappedValue
self.condition = condition
}
}
```value = newValue // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let computeValue: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
get {
if let value = value, condition() {
return value
}
value = computeValue()
return value!
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let computeValue: () -> Value
private let condition: () -> Bool
var wrappedValue: Value {
get {
if let value = value, condition() {
return value
}
value = computeValue()
return value!
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}
```value = computeValue() // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let wrappedValue: @autoclosure @escaping () -> Value
private let condition: @escaping () -> Bool
private var cachedValue: Value?
private var lastConditionCheck: Bool?
var wrappedValue: Value {
if let cachedValue = cachedValue, condition() == lastConditionCheck {
return cachedValue
} else {
let newValue = wrappedValue()
cachedValue = newValue
lastConditionCheck = condition()
return newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.wrappedValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let wrappedValue: @autoclosure @escaping () -> Value
private let condition: @escaping () -> Bool
private var cachedValue: Value?
private var lastConditionCheck: Bool?
var wrappedValue: Value {
if let cachedValue = cachedValue, condition() == lastConditionCheck {
return cachedValue
} else {
let newValue = wrappedValue()
cachedValue = newValue
lastConditionCheck = condition()
return newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.wrappedValue = wrappedValue
self.condition = condition
}
}
```struct Cached<Value>: CachedProperty { // property wrapper type 'Cached' has multiple non-static properties named 'wrappedValue'private let wrappedValue: @autoclosure @escaping () -> Value // '@autoclosure' may only be used on parametersprivate let condition: @escaping () -> Bool // @escaping attribute may only be used in function parameter positionlet newValue = wrappedValue() // cannot call value of non-function type 'Value'cachedValue = newValue // cannot assign to property: 'self' is immutablelastConditionCheck = condition() // cannot assign to property: 'self' is immutableself.wrappedValue = wrappedValue // function produces expected type 'Value'; did you mean to call it with '()'?self.wrappedValue = wrappedValue // cannot assign to property: 'wrappedValue' is a get-only propertyprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let wrappedValue: @autoclosure @escaping () -> Value
private let condition: @escaping () -> Bool
private var cachedValue: Value?
private var lastConditionCheck: Bool = false
var wrappedValue: Value {
get {
if condition() != lastConditionCheck {
cachedValue = nil
lastConditionCheck = condition()
}
if let cachedValue = cachedValue {
return cachedValue
}
let newValue = wrappedValue()
cachedValue = newValue
return newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.wrappedValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let wrappedValue: @autoclosure @escaping () -> Value
private let condition: @escaping () -> Bool
private var cachedValue: Value?
private var lastConditionCheck: Bool = false
var wrappedValue: Value {
get {
if condition() != lastConditionCheck {
cachedValue = nil
lastConditionCheck = condition()
}
if let cachedValue = cachedValue {
return cachedValue
}
let newValue = wrappedValue()
cachedValue = newValue
return newValue
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.wrappedValue = wrappedValue
self.condition = condition
}
}
```struct Cached<Value>: CachedProperty { // property wrapper type 'Cached' has multiple non-static properties named 'wrappedValue'private let wrappedValue: @autoclosure @escaping () -> Value // '@autoclosure' may only be used on parametersprivate let condition: @escaping () -> Bool // @escaping attribute may only be used in function parameter positioncachedValue = nil // cannot assign to property: 'self' is immutablelastConditionCheck = condition() // cannot assign to property: 'self' is immutablelet newValue = wrappedValue() // cannot call value of non-function type 'Value'cachedValue = newValue // cannot assign to property: 'self' is immutableself.wrappedValue = wrappedValue // cannot assign to property: 'wrappedValue' is a get-only propertyself.wrappedValue = wrappedValue // function produces expected type 'Value'; did you mean to call it with '()'?protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let compute: () -> Value
private let condition: () -> Bool
private var cachedValue: Value?
private var cachedCondition: Bool?
var wrappedValue: Value {
if let cachedValue = cachedValue, condition() == cachedCondition {
return cachedValue
}
let value = compute()
cachedValue = value
cachedCondition = condition()
return value
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.compute = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private let compute: () -> Value
private let condition: () -> Bool
private var cachedValue: Value?
private var cachedCondition: Bool?
var wrappedValue: Value {
if let cachedValue = cachedValue, condition() == cachedCondition {
return cachedValue
}
let value = compute()
cachedValue = value
cachedCondition = condition()
return value
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.compute = wrappedValue
self.condition = condition
}
}
```cachedValue = value // cannot assign to property: 'self' is immutablecachedCondition = condition() // cannot assign to property: 'self' is immutableprotocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let condition: () -> Bool
private let computeValue: () -> Value
var wrappedValue: Value {
mutating get {
if value == nil || !condition() {
value = computeValue()
}
return value!
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Property wrapper that caches the computed value of a property and recomputes it only when a specified condition changes.<end_of_turn>
<start_of_turn>model
```swift
protocol CachedProperty {
associatedtype Value
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool)
}
@propertyWrapper
struct Cached<Value>: CachedProperty {
private var value: Value?
private let condition: () -> Bool
private let computeValue: () -> Value
var wrappedValue: Value {
mutating get {
if value == nil || !condition() {
value = computeValue()
}
return value!
}
}
init(wrappedValue: @autoclosure @escaping () -> Value, condition: @escaping () -> Bool) {
self.computeValue = wrappedValue
self.condition = condition
}
}
``` // XCTAssertEqual failed: (2) is not equal to (1)infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <T, U, V>(f: @escaping (T) -> U, g: @escaping (U) -> V) -> (T) -> V {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <T, U, V>(f: @escaping (T) -> U, g: @escaping (U) -> V) -> (T) -> V {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <T, U, V>(f: @escaping (T) -> U, g: @escaping (U) -> V) -> (T) -> V {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <T, U, V>(f: @escaping (T) -> U, g: @escaping (U) -> V) -> (T) -> V {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <T, U, V>(f: @escaping (T) -> U, g: @escaping (U) -> V) -> (T) -> V {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <T, U, V>(f: @escaping (T) -> U, g: @escaping (U) -> V) -> (T) -> V {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(lhs: @escaping (A) -> B, rhs: @escaping (B) -> C) -> (A) -> C {
return { x in
rhs(lhs(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(lhs: @escaping (A) -> B, rhs: @escaping (B) -> C) -> (A) -> C {
return { x in
rhs(lhs(x))
}
}
```infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom infix operator >>> that composes two functions. The operator should take two functions and return a new function that represents the composition of the two functions (i.e., the output of the first function becomes the input of the second function).<end_of_turn>
<start_of_turn>model
```swift
infix operator >>>: FunctionCompositionPrecedence
precedencegroup FunctionCompositionPrecedence {
associativity: right
higherThan: ComparisonPrecedence
}
func >>> <A, B, C>(f: @escaping (A) -> B, g: @escaping (B) -> C) -> (A) -> C {
return { x in
g(f(x))
}
}
```import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
defer { buffer.deallocate() }
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
defer { buffer.deallocate() }
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
var buffer = [UInt8](repeating: 0, count: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(&buffer, maxLength: bufferSize) {
hash.update(data: Data(buffer: buffer, count: bytesRead))
}
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
var buffer = [UInt8](repeating: 0, count: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(&buffer, maxLength: bufferSize) {
hash.update(data: Data(buffer: buffer, count: bytesRead))
}
return hash.finalize()
}
```while let bytesRead = inputStream.read(&buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'hash.update(data: Data(buffer: buffer, count: bytesRead)) // incorrect argument label in call (have 'buffer:count:', expected 'bytes:count:')import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
defer { buffer.deallocate() }
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
defer { buffer.deallocate() }
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
defer { buffer.deallocate() }
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
defer { buffer.deallocate() }
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
var buffer = Data(count: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(&buffer) {
hash.update(data: buffer.subdata(in: 0..<bytesRead))
}
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
var buffer = Data(count: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(&buffer) {
hash.update(data: buffer.subdata(in: 0..<bytesRead))
}
return hash.finalize()
}
```while let bytesRead = inputStream.read(&buffer) { // missing argument for parameter 'maxLength' in callimport CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that computes the SHA-256 hash of data read from a stream with a specified buffer size using Apple's CryptoKit framework.<end_of_turn>
<start_of_turn>model
```swift
import CryptoKit
func computeSHA256Hash(of inputStream: InputStream, bufferSize: Int) -> SHA256Digest {
let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
var hash = SHA256()
while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) {
hash.update(data: Data(bytes: buffer, count: bytesRead))
}
buffer.deallocate()
return hash.finalize()
}
```while let bytesRead = inputStream.read(buffer, maxLength: bufferSize) { // initializer for conditional binding must have Optional type, not 'Int'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 16)
for (i, b) in zip(0..<16, tuple16) {
bytes[i] = UInt8(b)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 16)
for (i, b) in zip(0..<16, tuple16) {
bytes[i] = UInt8(b)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}
```for (i, b) in zip(0..<16, tuple16) { // type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') cannot conform to 'Sequence'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var characters = [Character]()
for (index, byte) in tuple16.enumerated() {
if byte == 0 {
break
}
characters.append(Character(UnicodeScalar(byte)!))
}
self.init(characters)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var characters = [Character]()
for (index, byte) in tuple16.enumerated() {
if byte == 0 {
break
}
characters.append(Character(UnicodeScalar(byte)!))
}
self.init(characters)
}
}
```for (index, byte) in tuple16.enumerated() { // value of tuple type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') has no member 'enumerated'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var characters = [Character]()
for (index, byte) in zip(0..<16, tuple16).filter({ $0.1 != 0 }) {
characters.append(Character(UnicodeScalar(byte)!))
}
self.init(characters)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var characters = [Character]()
for (index, byte) in zip(0..<16, tuple16).filter({ $0.1 != 0 }) {
characters.append(Character(UnicodeScalar(byte)!))
}
self.init(characters)
}
}
```for (index, byte) in zip(0..<16, tuple16).filter({ $0.1 != 0 }) { // type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') cannot conform to 'Sequence'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var chars: [Character] = []
for (i, byte) in tuple16.enumerated() {
if byte == 0 {
break
}
chars.append(Character(UnicodeScalar(byte)!))
}
self.init(chars)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var chars: [Character] = []
for (i, byte) in tuple16.enumerated() {
if byte == 0 {
break
}
chars.append(Character(UnicodeScalar(byte)!))
}
self.init(chars)
}
}
```for (i, byte) in tuple16.enumerated() { // value of tuple type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') has no member 'enumerated'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var chars = [Character]()
for (index, value) in tuple16.enumerated() {
if value == 0 {
break
}
chars.append(Character(UnicodeScalar(value)!))
}
self.init(chars)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var chars = [Character]()
for (index, value) in tuple16.enumerated() {
if value == 0 {
break
}
chars.append(Character(UnicodeScalar(value)!))
}
self.init(chars)
}
}
```for (index, value) in tuple16.enumerated() { // value of tuple type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') has no member 'enumerated'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var characters = [Character]()
for (index, value) in tuple16.enumerated() {
if value == 0 {
break
}
characters.append(Character(UnicodeScalar(value)!))
}
self.init(characters)
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var characters = [Character]()
for (index, value) in tuple16.enumerated() {
if value == 0 {
break
}
characters.append(Character(UnicodeScalar(value)!))
}
self.init(characters)
}
}
```for (index, value) in tuple16.enumerated() { // value of tuple type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') has no member 'enumerated'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (i, b) in zip(0..<16, tuple16) {
bytes[i] = UInt8(b)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (i, b) in zip(0..<16, tuple16) {
bytes[i] = UInt8(b)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}
```for (i, b) in zip(0..<16, tuple16) { // type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') cannot conform to 'Sequence'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (i, b) in zip(0..<16, tuple16) {
bytes[i] = UInt8(b)
}
self.init(bytes: bytes, encoding: .ascii)!
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (i, b) in zip(0..<16, tuple16) {
bytes[i] = UInt8(b)
}
self.init(bytes: bytes, encoding: .ascii)!
}
}
```for (i, b) in zip(0..<16, tuple16) { // type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') cannot conform to 'Sequence'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (index, value) in zip(0..<16, tuple16) {
bytes[index] = UInt8(value)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (index, value) in zip(0..<16, tuple16) {
bytes[index] = UInt8(value)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}
```for (index, value) in zip(0..<16, tuple16) { // type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') cannot conform to 'Sequence'typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (index, value) in zip(0..<16, tuple16) {
bytes[index] = UInt8(value)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Extension to the String type that allows initializing a String from a tuple of 16 Int8 values, where the tuple represents a C-style null-terminated string.<end_of_turn>
<start_of_turn>model
```swift
typealias Tuple16 = (Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)
extension String {
init(tuple16: Tuple16) {
var bytes = [UInt8](repeating: 0, count: 17)
for (index, value) in zip(0..<16, tuple16) {
bytes[index] = UInt8(value)
}
self.init(bytes: bytes, encoding: .utf8)!
}
}
```for (index, value) in zip(0..<16, tuple16) { // type 'Tuple16' (aka '(Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8, Int8)') cannot conform to 'Sequence'import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.pixelFormat != rhs.pixelFormat {
return false
}
let lhsData = CVPixelBufferGetBaseAddress(lhs)!
let rhsData = CVPixelBufferGetBaseAddress(rhs)!
let size = CVPixelBufferGetDataSize(lhs)
return memcmp(lhsData, rhsData, size) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.pixelFormat != rhs.pixelFormat {
return false
}
let lhsData = CVPixelBufferGetBaseAddress(lhs)!
let rhsData = CVPixelBufferGetBaseAddress(rhs)!
let size = CVPixelBufferGetDataSize(lhs)
return memcmp(lhsData, rhsData, size) == 0
}
```if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.pixelFormat != rhs.pixelFormat { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'if lhs.pixelFormat != rhs.pixelFormat { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else {
return false
}
let lhsData = CVPixelBufferGetData(lhs)!
let rhsData = CVPixelBufferGetData(rhs)!
return memcmp(lhsData, rhsData, MemoryLayout<UInt8>.stride(of: lhsData) * CVPixelBufferGetDataSize(lhs)) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else {
return false
}
let lhsData = CVPixelBufferGetData(lhs)!
let rhsData = CVPixelBufferGetData(rhs)!
return memcmp(lhsData, rhsData, MemoryLayout<UInt8>.stride(of: lhsData) * CVPixelBufferGetDataSize(lhs)) == 0
}
```guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'let lhsData = CVPixelBufferGetData(lhs)! // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs)! // cannot find 'CVPixelBufferGetData' in scopereturn memcmp(lhsData, rhsData, MemoryLayout<UInt8>.stride(of: lhsData) * CVPixelBufferGetDataSize(lhs)) == 0 // incorrect argument label in call (have 'of:', expected 'ofValue:')import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.pixelFormat != rhs.pixelFormat {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, CVPixelBufferGetDataSize(lhs)) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.pixelFormat != rhs.pixelFormat {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, CVPixelBufferGetDataSize(lhs)) == 0
}
```if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.pixelFormat != rhs.pixelFormat { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'if lhs.pixelFormat != rhs.pixelFormat { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'let lhsData = CVPixelBufferGetData(lhs) // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs) // cannot find 'CVPixelBufferGetData' in scopeimport CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard
lhs.width == rhs.width,
lhs.height == rhs.height,
lhs.pixelFormat == rhs.pixelFormat
else {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, MemoryLayout<UInt8>.stride(of: lhsData)) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard
lhs.width == rhs.width,
lhs.height == rhs.height,
lhs.pixelFormat == rhs.pixelFormat
else {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, MemoryLayout<UInt8>.stride(of: lhsData)) == 0
}
```lhs.width == rhs.width, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'lhs.width == rhs.width, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'lhs.height == rhs.height, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'lhs.height == rhs.height, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'lhs.pixelFormat == rhs.pixelFormat // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'lhs.pixelFormat == rhs.pixelFormat // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'let lhsData = CVPixelBufferGetData(lhs) // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs) // cannot find 'CVPixelBufferGetData' in scopereturn memcmp(lhsData, rhsData, MemoryLayout<UInt8>.stride(of: lhsData)) == 0 // incorrect argument label in call (have 'of:', expected 'ofValue:')import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.format != rhs.format {
return false
}
let lhsData = CVPixelBufferGetData(lhs)!
let rhsData = CVPixelBufferGetData(rhs)!
return memcmp(lhsData, rhsData, CVPixelBufferGetDataSize(lhs)) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.format != rhs.format {
return false
}
let lhsData = CVPixelBufferGetData(lhs)!
let rhsData = CVPixelBufferGetData(rhs)!
return memcmp(lhsData, rhsData, CVPixelBufferGetDataSize(lhs)) == 0
}
```if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.format != rhs.format { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'format'if lhs.format != rhs.format { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'format'let lhsData = CVPixelBufferGetData(lhs)! // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs)! // cannot find 'CVPixelBufferGetData' in scopeimport CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, MemoryLayout<UInt8>.size(of: lhsData!)) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, MemoryLayout<UInt8>.size(of: lhsData!)) == 0
}
```guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'guard lhs.width == rhs.width, lhs.height == rhs.height, lhs.pixelFormat == rhs.pixelFormat else { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'let lhsData = CVPixelBufferGetData(lhs) // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs) // cannot find 'CVPixelBufferGetData' in scopereturn memcmp(lhsData, rhsData, MemoryLayout<UInt8>.size(of: lhsData!)) == 0 // incorrect argument label in call (have 'of:', expected 'ofValue:')import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.format != rhs.format {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, Int(CVPixelBufferGetDataSize(lhs))) == 0
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.format != rhs.format {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
return memcmp(lhsData, rhsData, Int(CVPixelBufferGetDataSize(lhs))) == 0
}
```if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.format != rhs.format { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'format'if lhs.format != rhs.format { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'format'let lhsData = CVPixelBufferGetData(lhs) // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs) // cannot find 'CVPixelBufferGetData' in scopeimport CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.pixelFormat != rhs.pixelFormat {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
if lhsData.pointee != rhsData.pointee {
return false
}
return true
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
if lhs.width != rhs.width || lhs.height != rhs.height {
return false
}
if lhs.pixelFormat != rhs.pixelFormat {
return false
}
let lhsData = CVPixelBufferGetData(lhs)
let rhsData = CVPixelBufferGetData(rhs)
if lhsData.pointee != rhsData.pointee {
return false
}
return true
}
```if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.width != rhs.width || lhs.height != rhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'if lhs.pixelFormat != rhs.pixelFormat { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'if lhs.pixelFormat != rhs.pixelFormat { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'let lhsData = CVPixelBufferGetData(lhs) // cannot find 'CVPixelBufferGetData' in scopelet rhsData = CVPixelBufferGetData(rhs) // cannot find 'CVPixelBufferGetData' in scopeimport CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard
lhs.width == rhs.width,
lhs.height == rhs.height,
lhs.pixelFormat == rhs.pixelFormat
else {
return false
}
let bytesPerRow = CVPixelBufferGetBytesPerRow(lhs)
let data = CVPixelBufferGetBaseAddress(lhs)!
let otherData = CVPixelBufferGetBaseAddress(rhs)!
for row in 0..<lhs.height {
for col in 0..<lhs.width {
let pixel = data[row * bytesPerRow + col * MemoryLayout<Pixel>.stride]
let otherPixel = otherData[row * bytesPerRow + col * MemoryLayout<Pixel>.stride]
if pixel != otherPixel {
return false
}
}
}
return true
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard
lhs.width == rhs.width,
lhs.height == rhs.height,
lhs.pixelFormat == rhs.pixelFormat
else {
return false
}
let bytesPerRow = CVPixelBufferGetBytesPerRow(lhs)
let data = CVPixelBufferGetBaseAddress(lhs)!
let otherData = CVPixelBufferGetBaseAddress(rhs)!
for row in 0..<lhs.height {
for col in 0..<lhs.width {
let pixel = data[row * bytesPerRow + col * MemoryLayout<Pixel>.stride]
let otherPixel = otherData[row * bytesPerRow + col * MemoryLayout<Pixel>.stride]
if pixel != otherPixel {
return false
}
}
}
return true
}
```lhs.width == rhs.width, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'lhs.width == rhs.width, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'lhs.height == rhs.height, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'lhs.height == rhs.height, // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'lhs.pixelFormat == rhs.pixelFormat // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'lhs.pixelFormat == rhs.pixelFormat // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'pixelFormat'for row in 0..<lhs.height { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'height'for col in 0..<lhs.width { // value of type 'CVPixelBuffer' (aka 'CVBuffer') has no member 'width'let pixel = data[row * bytesPerRow + col * MemoryLayout<Pixel>.stride] // cannot find type 'Pixel' in scopelet pixel = data[row * bytesPerRow + col * MemoryLayout<Pixel>.stride] // value of type 'UnsafeMutableRawPointer' has no subscriptslet otherPixel = otherData[row * bytesPerRow + col * MemoryLayout<Pixel>.stride] // value of type 'UnsafeMutableRawPointer' has no subscriptslet otherPixel = otherData[row * bytesPerRow + col * MemoryLayout<Pixel>.stride] // cannot find type 'Pixel' in scopeimport CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard
lhs.width == rhs.width,
lhs.height == rhs.height,
lhs.pixelFormat == rhs.pixelFormat
else {
return false
}
let lhsData = CVPixelBufferGetBaseAddress(lhs)!
let rhsData = CVPixelBufferGetBaseAddress(rhs)!
let bytesPerRow = CVPixelBufferGetBytesPerRow(lhs)
for row in 0..<lhs.height {
for col in 0..<lhs.width {
let lhsPixel = UnsafePointer<UInt32>(lhsData + row * bytesPerRow + col * MemoryLayout<UInt32>.size)
let rhsPixel = UnsafePointer<UInt32>(rhsData + row * bytesPerRow + col * MemoryLayout<UInt32>.size)
if lhsPixel != rhsPixel {
return false
}
}
}
return true
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Custom operator which provides comparison for two CVPixelBuffer objects and returns true if two pixel buffers equal in size, pixel format, and content.<end_of_turn>
<start_of_turn>model
```swift
import CoreVideo
func ==(lhs: CVPixelBuffer, rhs: CVPixelBuffer) -> Bool {
guard
lhs.width == rhs.width,
lhs.height == rhs.height,
lhs.pixelFormat == rhs.pixelFormat
else {
return false
}
let lhsData = CVPixelBufferGetBaseAddress(lhs)!
let rhsData = CVPixelBufferGetBaseAddress(rhs)!
let bytesPerRow = CVPixelBufferGetBytesPerRow(lhs)
for row in 0..<lhs.height {
for col in 0..<lhs.width {
let lhsPixel = UnsafePointer<UInt32>(lhsData + row * bytesPerRow + col * MemoryLayout<UInt32>.size)
let rhsPixel = UnsafePointer<UInt32>(rhsData + row * bytesPerRow + col * MemoryLayout<UInt32>.size)
if lhsPixel != rhsPixel {
return false
}
}
}
return true
}
```struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
var publicItems = [PublicItem](repeating: PublicItem(value: 0), count: items.count)
withUnsafeBytes(of: firstItem) { firstBuffer in
for (index, item) in items.enumerated() {
let buffer = UnsafeMutableRawBufferPointer(start: firstBuffer.baseAddress!, count: size)
buffer.moveMemory(to: UnsafeMutableRawBufferPointer(start: &publicItems[index], count: size))
}
}
return publicItems
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
var publicItems = [PublicItem](repeating: PublicItem(value: 0), count: items.count)
withUnsafeBytes(of: firstItem) { firstBuffer in
for (index, item) in items.enumerated() {
let buffer = UnsafeMutableRawBufferPointer(start: firstBuffer.baseAddress!, count: size)
buffer.moveMemory(to: UnsafeMutableRawBufferPointer(start: &publicItems[index], count: size))
}
}
return publicItems
}
```let buffer = UnsafeMutableRawBufferPointer(start: firstBuffer.baseAddress!, count: size) // cannot convert value of type 'UnsafeRawPointer' to expected argument type 'UnsafeMutableRawPointer?'struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let itemSize = MemoryLayout<PrivateItem>.size
let buffer = UnsafeMutablePointer<Int>.allocate(capacity: items.count * itemSize)
for (index, item) in items.enumerated() {
let pointer = UnsafeMutablePointer<PrivateItem>.allocate(capacity: 1)
pointer.pointee = item
pointer.withMemoryRebound(to: UnsafeMutablePointer<Int>.self) { buffer in
buffer[index * itemSize / MemoryLayout<Int>.size] = item.value
}
}
let result = (0..<items.count).map { index in
PublicItem(value: buffer[index])
}
buffer.deallocate()
return result
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let itemSize = MemoryLayout<PrivateItem>.size
let buffer = UnsafeMutablePointer<Int>.allocate(capacity: items.count * itemSize)
for (index, item) in items.enumerated() {
let pointer = UnsafeMutablePointer<PrivateItem>.allocate(capacity: 1)
pointer.pointee = item
pointer.withMemoryRebound(to: UnsafeMutablePointer<Int>.self) { buffer in
buffer[index * itemSize / MemoryLayout<Int>.size] = item.value
}
}
let result = (0..<items.count).map { index in
PublicItem(value: buffer[index])
}
buffer.deallocate()
return result
}
```pointer.withMemoryRebound(to: UnsafeMutablePointer<Int>.self) { buffer in // missing argument for parameter 'capacity' in callbuffer[index * itemSize / MemoryLayout<Int>.size] = item.value // cannot assign value of type 'Int' to subscript of type 'UnsafeMutablePointer<Int>'buffer[index * itemSize / MemoryLayout<Int>.size] = item.value // 'value' is inaccessible due to 'private' protection levelstruct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
return items.withUnsafeBufferPointer { buffer in
(0..<buffer.count).map { index in
let privateItem = buffer[index]
var publicItem = PublicItem(value: 0)
withUnsafePointer(to: &privateItem) { privatePointer in
withUnsafeMutablePointer(to: &publicItem) { publicPointer in
publicPointer.assign(from: privatePointer, count: size)
}
}
return publicItem
}
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
return items.withUnsafeBufferPointer { buffer in
(0..<buffer.count).map { index in
let privateItem = buffer[index]
var publicItem = PublicItem(value: 0)
withUnsafePointer(to: &privateItem) { privatePointer in
withUnsafeMutablePointer(to: &publicItem) { publicPointer in
publicPointer.assign(from: privatePointer, count: size)
}
}
return publicItem
}
}
}
```withUnsafePointer(to: &privateItem) { privatePointer in // cannot pass immutable value as inout argument: 'privateItem' is a 'let' constantpublicPointer.assign(from: privatePointer, count: size) // cannot convert value of type 'UnsafePointer<PrivateItem>' to expected argument type 'UnsafePointer<PublicItem>'struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutableRawPointer(mutating: firstItem), count: items.count * size)
let bufferSlice = buffer.bindMemory(to: PublicItem.self, capacity: items.count)
return Array(bufferSlice)
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutableRawPointer(mutating: firstItem), count: items.count * size)
let bufferSlice = buffer.bindMemory(to: PublicItem.self, capacity: items.count)
return Array(bufferSlice)
}
```let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutableRawPointer(mutating: firstItem), count: items.count * size) // cannot convert value of type 'PrivateItem' to expected argument type 'UnsafeRawPointer'struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size)
let publicItems = buffer.bindMemory(to: PublicItem.self, capacity: items.count)
return Array(publicItems)
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size)
let publicItems = buffer.bindMemory(to: PublicItem.self, capacity: items.count)
return Array(publicItems)
}
```let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size) // cannot pass immutable value as inout argument: 'firstItem' is a 'let' constantlet buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size) // initialization of 'UnsafeMutablePointer<Int>' results in a dangling pointerlet buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size) // cannot convert value of type 'UnsafePointer<PrivateItem>' to expected argument type 'UnsafePointer<Int>'struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
var publicItems = [PublicItem](repeating: PublicItem(value: 0), count: items.count)
withUnsafeMutablePointer(to: &publicItems) { publicItemsPtr in
withUnsafePointer(to: items) { privateItemsPtr in
for i in 0..<items.count {
let privateItemPtr = privateItemsPtr + i * size
let publicItemPtr = publicItemsPtr + i * size
memcpy(publicItemPtr, privateItemPtr, size)
}
}
}
return publicItems
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
var publicItems = [PublicItem](repeating: PublicItem(value: 0), count: items.count)
withUnsafeMutablePointer(to: &publicItems) { publicItemsPtr in
withUnsafePointer(to: items) { privateItemsPtr in
for i in 0..<items.count {
let privateItemPtr = privateItemsPtr + i * size
let publicItemPtr = publicItemsPtr + i * size
memcpy(publicItemPtr, privateItemPtr, size)
}
}
}
return publicItems
}
```guard let firstItem = items.first else { return [] } // value 'firstItem' was defined but never used; consider replacing with boolean testlet alignment = MemoryLayout<PrivateItem>.alignment // initialization of immutable value 'alignment' was never used; consider replacing with assignment to '_' or removing itstruct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let itemSize = MemoryLayout<PrivateItem>.size
let publicItems = UnsafeMutablePointer<PublicItem>.allocate(capacity: items.count)
withUnsafeBytes(of: firstItem) { firstItemBytes in
for i in 0..<items.count {
let privateItemPtr = UnsafePointer<PrivateItem>(firstItemBytes.baseAddress!.assumingMemoryBound(to: PrivateItem.self).advanced(by: i * itemSize))
let publicItemPtr = UnsafeMutablePointer<PublicItem>(publicItems + i)
memcpy(publicItemPtr, privateItemPtr, itemSize)
}
}
return Array(UnsafeBufferPointer(start: publicItems, count: items.count))
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let itemSize = MemoryLayout<PrivateItem>.size
let publicItems = UnsafeMutablePointer<PublicItem>.allocate(capacity: items.count)
withUnsafeBytes(of: firstItem) { firstItemBytes in
for i in 0..<items.count {
let privateItemPtr = UnsafePointer<PrivateItem>(firstItemBytes.baseAddress!.assumingMemoryBound(to: PrivateItem.self).advanced(by: i * itemSize))
let publicItemPtr = UnsafeMutablePointer<PublicItem>(publicItems + i)
memcpy(publicItemPtr, privateItemPtr, itemSize)
}
}
return Array(UnsafeBufferPointer(start: publicItems, count: items.count))
}
``` // XCTAssertEqual failed: ([0, 1, 2]) is not equal to ([0, 4890595392, 4871704592])struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let itemSize = MemoryLayout<PrivateItem>.size
let buffer = UnsafeMutablePointer<Int>.allocate(capacity: items.count * itemSize)
for (index, item) in items.enumerated() {
let pointer = UnsafeMutablePointer<PrivateItem>.allocate(capacity: 1)
pointer.pointee = item
pointer.withMemoryRebound(to: buffer + index * itemSize) {
$0.pointee = item.value
}
}
defer {
buffer.deallocate()
}
return (buffer.assumingMemoryBound(to: PublicItem.self)..<buffer.advanced(by: items.count)).map { $0.pointee }
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else {
return []
}
let itemSize = MemoryLayout<PrivateItem>.size
let buffer = UnsafeMutablePointer<Int>.allocate(capacity: items.count * itemSize)
for (index, item) in items.enumerated() {
let pointer = UnsafeMutablePointer<PrivateItem>.allocate(capacity: 1)
pointer.pointee = item
pointer.withMemoryRebound(to: buffer + index * itemSize) {
$0.pointee = item.value
}
}
defer {
buffer.deallocate()
}
return (buffer.assumingMemoryBound(to: PublicItem.self)..<buffer.advanced(by: items.count)).map { $0.pointee }
}
```pointer.withMemoryRebound(to: buffer + index * itemSize) { // cannot convert value of type 'UnsafeMutablePointer<Int>' to expected argument type 'Int.Type'pointer.withMemoryRebound(to: buffer + index * itemSize) { // missing argument for parameter 'capacity' in call$0.pointee = item.value // 'value' is inaccessible due to 'private' protection levelreturn (buffer.assumingMemoryBound(to: PublicItem.self)..<buffer.advanced(by: items.count)).map { $0.pointee } // value of type 'UnsafeMutablePointer<Int>' has no member 'assumingMemoryBound'return (buffer.assumingMemoryBound(to: PublicItem.self)..<buffer.advanced(by: items.count)).map { $0.pointee } // cannot convert value of type 'Int' to closure result type 'PublicItem'struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size)
return (0..<items.count).map { i in
PublicItem(value: buffer[i * size / MemoryLayout<Int>.size])
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.size
let alignment = MemoryLayout<PrivateItem>.alignment
let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size)
return (0..<items.count).map { i in
PublicItem(value: buffer[i * size / MemoryLayout<Int>.size])
}
}
```let buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size) // initialization of 'UnsafeMutablePointer<Int>' results in a dangling pointerlet buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size) // cannot pass immutable value as inout argument: 'firstItem' is a 'let' constantlet buffer = UnsafeMutableRawBufferPointer(start: UnsafeMutablePointer<Int>(mutating: &firstItem), count: items.count * size) // cannot convert value of type 'UnsafePointer<PrivateItem>' to expected argument type 'UnsafePointer<Int>'struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.stride
let buffer = UnsafeMutableBuffer<Int>(capacity: items.count * size)
buffer.initialize(from: items.map(\.value))
return (buffer.baseAddress!.assumingMemoryBound(to: PublicItem.self))
.pointee
.withUnsafeBufferPointer { bufferPointer in
(0..<items.count).map { _ in bufferPointer.pointee }
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function to convert an array of structs with private integer fields into an array of public structs with identical integer fields by directly reinterpreting memory, assuming the structs have the same memory layout and alignment.<end_of_turn>
<start_of_turn>model
```swift
struct PrivateItem {
private let value: Int
init(value: Int) {
self.value = value
}
}
struct PublicItem {
let value: Int
}
func reveal(items: [PrivateItem]) -> [PublicItem] {
guard let firstItem = items.first else { return [] }
let size = MemoryLayout<PrivateItem>.stride
let buffer = UnsafeMutableBuffer<Int>(capacity: items.count * size)
buffer.initialize(from: items.map(\.value))
return (buffer.baseAddress!.assumingMemoryBound(to: PublicItem.self))
.pointee
.withUnsafeBufferPointer { bufferPointer in
(0..<items.count).map { _ in bufferPointer.pointee }
}
}
```let buffer = UnsafeMutableBuffer<Int>(capacity: items.count * size) // cannot find 'UnsafeMutableBuffer' in scopebuffer.initialize(from: items.map(\.value)) // 'value' is inaccessible due to 'private' protection levelenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.components(separatedBy: [".", "-"])
let rhsParts = rhs.components(separatedBy: [".", "-"])
for i in 0..<min(lhsParts.count, rhsParts.count) {
let lhsPart = lhsParts[i]
let rhsPart = rhsParts[i]
if let lhsNumber = Int(lhsPart), let rhsNumber = Int(rhsPart) {
if lhsNumber != rhsNumber {
return lhsNumber < rhsNumber ? .orderedAscending : .orderedDescending
}
} else {
if lhsPart != rhsPart {
return lhsPart < rhsPart ? .orderedAscending : .orderedDescending
}
}
}
if lhsParts.count != rhsParts.count {
return lhsParts.count < rhsParts.count ? .orderedAscending : .orderedDescending
}
return .orderedSame
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.components(separatedBy: [".", "-"])
let rhsParts = rhs.components(separatedBy: [".", "-"])
for i in 0..<min(lhsParts.count, rhsParts.count) {
let lhsPart = lhsParts[i]
let rhsPart = rhsParts[i]
if let lhsNumber = Int(lhsPart), let rhsNumber = Int(rhsPart) {
if lhsNumber != rhsNumber {
return lhsNumber < rhsNumber ? .orderedAscending : .orderedDescending
}
} else {
if lhsPart != rhsPart {
return lhsPart < rhsPart ? .orderedAscending : .orderedDescending
}
}
}
if lhsParts.count != rhsParts.count {
return lhsParts.count < rhsParts.count ? .orderedAscending : .orderedDescending
}
return .orderedSame
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.split(separator: ".", maxSplits: 3).map { $0.trimmingCharacters(in: .whitespaces) }
let rhsComponents = rhs.split(separator: ".", maxSplits: 3).map { $0.trimmingCharacters(in: .whitespaces) }
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt != rhsInt {
return lhsInt < rhsInt ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent != rhsComponent {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
return .orderedSame
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.split(separator: ".", maxSplits: 3).map { $0.trimmingCharacters(in: .whitespaces) }
let rhsComponents = rhs.split(separator: ".", maxSplits: 3).map { $0.trimmingCharacters(in: .whitespaces) }
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt != rhsInt {
return lhsInt < rhsInt ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent != rhsComponent {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
return .orderedSame
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt != rhsInt {
return lhsInt < rhsInt ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent != rhsComponent {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
return .orderedSame
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt != rhsInt {
return lhsInt < rhsInt ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent != rhsComponent {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
return .orderedSame
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsValue = Int(lhsComponent), let rhsValue = Int(rhsComponent) {
if lhsValue != rhsValue {
return lhsValue < rhsValue ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent.hasSuffix("alpha") || rhsComponent.hasSuffix("alpha") {
return lhsComponent.hasSuffix("alpha") ? .orderedAscending : .orderedDescending
} else if lhsComponent.hasSuffix("beta") || rhsComponent.hasSuffix("beta") {
return lhsComponent.hasSuffix("beta") ? .orderedAscending : .orderedDescending
}
}
}
return .orderedSame
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsValue = Int(lhsComponent), let rhsValue = Int(rhsComponent) {
if lhsValue != rhsValue {
return lhsValue < rhsValue ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent.hasSuffix("alpha") || rhsComponent.hasSuffix("alpha") {
return lhsComponent.hasSuffix("alpha") ? .orderedAscending : .orderedDescending
} else if lhsComponent.hasSuffix("beta") || rhsComponent.hasSuffix("beta") {
return lhsComponent.hasSuffix("beta") ? .orderedAscending : .orderedDescending
}
}
}
return .orderedSame
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.split(separator: ".").map(String.init)
let rhsParts = rhs.split(separator: ".").map(String.init)
for i in 0..<min(lhsParts.count, rhsParts.count) {
let lhsPart = lhsParts[i]
let rhsPart = rhsParts[i]
if let lhsNumber = Int(lhsPart), let rhsNumber = Int(rhsPart) {
if lhsNumber != rhsNumber {
return lhsNumber < rhsNumber ? .orderedAscending : .orderedDescending
}
} else {
let lhsTag = lhsPart.lowercased()
let rhsTag = rhsPart.lowercased()
if lhsTag != rhsTag {
if lhsTag == "alpha" || lhsTag == "beta" {
return .orderedDescending
} else {
return .orderedAscending
}
}
}
}
if lhsParts.count != rhsParts.count {
return lhsParts.count < rhsParts.count ? .orderedAscending : .orderedDescending
}
return .orderedSame
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.split(separator: ".").map(String.init)
let rhsParts = rhs.split(separator: ".").map(String.init)
for i in 0..<min(lhsParts.count, rhsParts.count) {
let lhsPart = lhsParts[i]
let rhsPart = rhsParts[i]
if let lhsNumber = Int(lhsPart), let rhsNumber = Int(rhsPart) {
if lhsNumber != rhsNumber {
return lhsNumber < rhsNumber ? .orderedAscending : .orderedDescending
}
} else {
let lhsTag = lhsPart.lowercased()
let rhsTag = rhsPart.lowercased()
if lhsTag != rhsTag {
if lhsTag == "alpha" || lhsTag == "beta" {
return .orderedDescending
} else {
return .orderedAscending
}
}
}
}
if lhsParts.count != rhsParts.count {
return lhsParts.count < rhsParts.count ? .orderedAscending : .orderedDescending
}
return .orderedSame
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for i in 0..<min(lhsComponents.count, rhsComponents.count) {
let lhsComponent = lhsComponents[i]
let rhsComponent = rhsComponents[i]
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt != rhsInt {
return lhsInt < rhsInt ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent != rhsComponent {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
if lhsComponents.count != rhsComponents.count {
return lhsComponents.count < rhsComponents.count ? .orderedAscending : .orderedDescending
}
return .orderedSame
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for i in 0..<min(lhsComponents.count, rhsComponents.count) {
let lhsComponent = lhsComponents[i]
let rhsComponent = rhsComponents[i]
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt != rhsInt {
return lhsInt < rhsInt ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent != rhsComponent {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
if lhsComponents.count != rhsComponents.count {
return lhsComponents.count < rhsComponents.count ? .orderedAscending : .orderedDescending
}
return .orderedSame
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsValue = Int(lhsComponent), let rhsValue = Int(rhsComponent) {
if lhsValue != rhsValue {
return lhsValue < rhsValue ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent.lowercased() != rhsComponent.lowercased() {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
return lhsComponents.count < rhsComponents.count ? .orderedAscending : .orderedDescending
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.components(separatedBy: [".", "-"])
let rhsComponents = rhs.components(separatedBy: [".", "-"])
for (lhsComponent, rhsComponent) in zip(lhsComponents, rhsComponents) {
if let lhsValue = Int(lhsComponent), let rhsValue = Int(rhsComponent) {
if lhsValue != rhsValue {
return lhsValue < rhsValue ? .orderedAscending : .orderedDescending
}
} else {
if lhsComponent.lowercased() != rhsComponent.lowercased() {
return lhsComponent < rhsComponent ? .orderedAscending : .orderedDescending
}
}
}
return lhsComponents.count < rhsComponents.count ? .orderedAscending : .orderedDescending
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.split(separator: ".").map { Int($0)! }
let rhsParts = rhs.split(separator: ".").map { Int($0)! }
for i in 0..<min(lhsParts.count, rhsParts.count) {
if lhsParts[i] > rhsParts[i] {
return .orderedDescending
} else if lhsParts[i] < rhsParts[i] {
return .orderedAscending
}
}
if lhsParts.count > rhsParts.count {
return .orderedDescending
} else if lhsParts.count < rhsParts.count {
return .orderedAscending
} else {
return .orderedSame
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.split(separator: ".").map { Int($0)! }
let rhsParts = rhs.split(separator: ".").map { Int($0)! }
for i in 0..<min(lhsParts.count, rhsParts.count) {
if lhsParts[i] > rhsParts[i] {
return .orderedDescending
} else if lhsParts[i] < rhsParts[i] {
return .orderedAscending
}
}
if lhsParts.count > rhsParts.count {
return .orderedDescending
} else if lhsParts.count < rhsParts.count {
return .orderedAscending
} else {
return .orderedSame
}
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.split(separator: ".").map { String($0) }
let rhsComponents = rhs.split(separator: ".").map { String($0) }
for i in 0..<min(lhsComponents.count, rhsComponents.count) {
let lhsComponent = lhsComponents[i]
let rhsComponent = rhsComponents[i]
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt == rhsInt {
continue
} else if lhsInt < rhsInt {
return .orderedAscending
} else {
return .orderedDescending
}
} else {
if lhsComponent == rhsComponent {
continue
} else if lhsComponent == "alpha" || lhsComponent == "beta" {
return .orderedAscending
} else if rhsComponent == "alpha" || rhsComponent == "beta" {
return .orderedDescending
} else {
// Handle invalid version components
}
}
}
if lhsComponents.count == rhsComponents.count {
return .orderedSame
} else if lhsComponents.count < rhsComponents.count {
return .orderedAscending
} else {
return .orderedDescending
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsComponents = lhs.split(separator: ".").map { String($0) }
let rhsComponents = rhs.split(separator: ".").map { String($0) }
for i in 0..<min(lhsComponents.count, rhsComponents.count) {
let lhsComponent = lhsComponents[i]
let rhsComponent = rhsComponents[i]
if let lhsInt = Int(lhsComponent), let rhsInt = Int(rhsComponent) {
if lhsInt == rhsInt {
continue
} else if lhsInt < rhsInt {
return .orderedAscending
} else {
return .orderedDescending
}
} else {
if lhsComponent == rhsComponent {
continue
} else if lhsComponent == "alpha" || lhsComponent == "beta" {
return .orderedAscending
} else if rhsComponent == "alpha" || rhsComponent == "beta" {
return .orderedDescending
} else {
// Handle invalid version components
}
}
}
if lhsComponents.count == rhsComponents.count {
return .orderedSame
} else if lhsComponents.count < rhsComponents.count {
return .orderedAscending
} else {
return .orderedDescending
}
}
``` // XCTAssertTrue failedenum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.components(separatedBy: [".", "-"])
let rhsParts = rhs.components(separatedBy: [".", "-"])
for i in 0..<min(lhsParts.count, rhsParts.count) {
let lhsPart = lhsParts[i]
let rhsPart = rhsParts[i]
if let lhsNumber = Int(lhsPart), let rhsNumber = Int(rhsPart) {
if lhsNumber > rhsNumber {
return .orderedDescending
} else if lhsNumber < rhsNumber {
return .orderedAscending
}
} else {
if lhsPart == "alpha" || (lhsPart == "beta" && rhsPart != "alpha") {
return .orderedAscending
} else if rhsPart == "alpha" || (rhsPart == "beta" && lhsPart != "alpha") {
return .orderedDescending
}
}
}
if lhsParts.count > rhsParts.count {
return .orderedDescending
} else if lhsParts.count < rhsParts.count {
return .orderedAscending
} else {
return .orderedSame
}
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
Function that compares two version number strings (created with respect of semantic versioning specification including "alpha" and "beta" tags) and returning their ordering as a value of type ComparisonResult.<end_of_turn>
<start_of_turn>model
```swift
enum ComparisonResult {
case orderedSame
case orderedAscending
case orderedDescending
}
func compareVersions(_ lhs: String, _ rhs: String) -> ComparisonResult {
let lhsParts = lhs.components(separatedBy: [".", "-"])
let rhsParts = rhs.components(separatedBy: [".", "-"])
for i in 0..<min(lhsParts.count, rhsParts.count) {
let lhsPart = lhsParts[i]
let rhsPart = rhsParts[i]
if let lhsNumber = Int(lhsPart), let rhsNumber = Int(rhsPart) {
if lhsNumber > rhsNumber {
return .orderedDescending
} else if lhsNumber < rhsNumber {
return .orderedAscending
}
} else {
if lhsPart == "alpha" || (lhsPart == "beta" && rhsPart != "alpha") {
return .orderedAscending
} else if rhsPart == "alpha" || (rhsPart == "beta" && lhsPart != "alpha") {
return .orderedDescending
}
}
}
if lhsParts.count > rhsParts.count {
return .orderedDescending
} else if lhsParts.count < rhsParts.count {
return .orderedAscending
} else {
return .orderedSame
}
}
``` // XCTAssertTrue failed