How to use SwiftErrorBox class

Best Mockingbird code snippet using SwiftErrorBox

StubbingContext+ObjC.swift

Source:StubbingContext+ObjC.swift Github

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...10  // There's some weird bridging errors with Swift errors, so ErrorBox is just an abstract class11  // that the Obj-C runtime can (responsibly) pull errors from using `performSelector:`.12}13/// Holds Swift errors which are bridged to `NSErrors`.14@objc(MKBSwiftErrorBox) public class SwiftErrorBox: ErrorBox {15  @objc public let error: Error16  init(_ error: Error) {17    self.error = error18  }19}20/// Holds Objective-C `NSError` objects.21@objc(MKBObjCErrorBox) public class ObjCErrorBox: ErrorBox {22  @objc public let error: NSError?23  init(_ error: NSError) {24    self.error = error25  }26}27extension StubbingContext {28  /// Used to indicate that no implementation exists for a given invocation.29  @objc public static let noImplementation = NSObject()30  31  /// Apply arguments to a Swift implementation forwarded by the Objective-C runtime.32  ///33  /// Invocations with more than 10 arguments will throw a missing stubbed implementation error.34  ///35  /// - Parameter invocation: An Objective-C invocation to handle.36  /// - Returns: The value returned from evaluating the Swift implementation.37  @objc public func evaluateReturnValue(for invocation: ObjCInvocation) -> Any? {38    let impl = implementation(for: invocation as Invocation)39    do {40      return try applyInvocation(invocation, to: impl)41        ?? applyThrowingInvocation(invocation, to: impl)42        ?? Self.noImplementation43    } catch let err as NSError {44      return ObjCErrorBox(err)45    } catch let err {46      return SwiftErrorBox(err)47    }48  }49  50  /// Attempts to return a value using the default value provider.51  ///52  /// - Parameter invocation: An Objective-C invocation to handle.53  /// - Returns: A value or `nil` if the provider could not handle the Objective-C return type.54  @objc public func provideDefaultValue(for invocation: ObjCInvocation) -> Any? {55    return defaultValueProvider.read({ $0.provideValue(for: invocation.objcReturnType) })56  }57  58  private func applyInvocation(_ invocation: ObjCInvocation,59                               to implementation: Any?) -> Any? {60    if let concreteImplementation = implementation as? () -> Any? {...

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SwiftErrorBox

Using AI Code Generation

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1import Foundation2import Mockingbird3class SwiftErrorBox: NSObject {4}5import Foundation6import Mockingbird7class SwiftErrorBox: NSObject {8}9import Foundation10import Mockingbird11class SwiftErrorBox: NSObject {12}13import Foundation14import Mockingbird15class SwiftErrorBox: NSObject {16}17import Foundation18import Mockingbird19class SwiftErrorBox: NSObject {20}21import Foundation22import Mockingbird23class SwiftErrorBox: NSObject {24}25import Foundation26import Mockingbird27class SwiftErrorBox: NSObject {28}29import Foundation30import Mockingbird31class SwiftErrorBox: NSObject {32}33import Foundation34import Mockingbird35class SwiftErrorBox: NSObject {36}37import Foundation38import Mockingbird39class SwiftErrorBox: NSObject {40}41import Foundation42import Mockingbird43class SwiftErrorBox: NSObject {44}45import Foundation46import Mockingbird47class SwiftErrorBox: NSObject {48}

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SwiftErrorBox

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1import Mockingbird2@objc protocol SwiftErrorBox {3    func swiftError() throws4}5import Mockingbird6@objc protocol SwiftErrorBox {7    func swiftError() throws8}9import Mockingbird10@objc protocol SwiftErrorBox {11    func swiftError() throws12}13import Mockingbird14@objc protocol SwiftErrorBox {15    func swiftError() throws16}17import Mockingbird18@objc protocol SwiftErrorBox {19    func swiftError() throws20}21import Mockingbird22@objc protocol SwiftErrorBox {23    func swiftError() throws24}25import Mockingbird26@objc protocol SwiftErrorBox {27    func swiftError() throws28}29import Mockingbird30@objc protocol SwiftErrorBox {31    func swiftError() throws32}33import Mockingbird34@objc protocol SwiftErrorBox {35    func swiftError() throws36}37import Mockingbird38@objc protocol SwiftErrorBox {39    func swiftError() throws40}41import Mockingbird42@objc protocol SwiftErrorBox {43    func swiftError() throws44}45import Mockingbird46@objc protocol SwiftErrorBox {47    func swiftError() throws48}49import Mockingbird50@objc protocol SwiftErrorBox {51    func swiftError() throws

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SwiftErrorBox

Using AI Code Generation

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1import Foundation2import Mockingbird3import MockingbirdFramework4class SwiftErrorBox {5}6func testSwiftErrorBox() {7    let box = SwiftErrorBox()8    let error = NSError(domain: "foo", code: 0, userInfo: nil)9    print("got error: \(box.error!)")10}11import Foundation12import Mockingbird13import MockingbirdFramework14class SwiftErrorBox {15}16func testSwiftErrorBox() {17    let box = SwiftErrorBox()18    let error = NSError(domain: "foo", code: 0, userInfo: nil)19    print("got error: \(box.error!)")20}21import Foundation22import Mockingbird23import MockingbirdFramework24class SwiftErrorBox {25}26func testSwiftErrorBox() {27    let box = SwiftErrorBox()28    let error = NSError(domain: "foo", code: 0, userInfo: nil)29    print("got error: \(box.error!)")30}31import Foundation32import Mockingbird33import MockingbirdFramework34class SwiftErrorBox {35}36func testSwiftErrorBox() {37    let box = SwiftErrorBox()38    let error = NSError(domain: "foo", code: 0, userInfo: nil)39    print("got error: \(box.error!)")40}41import Foundation42import Mockingbird43import MockingbirdFramework44class SwiftErrorBox {45}46func testSwiftErrorBox() {47    let box = SwiftErrorBox()48    let error = NSError(domain: "foo", code: 0, userInfo: nil)49    print("got error: \(box.error!)")50}51import Foundation52import Mockingbird

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SwiftErrorBox

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1import Mockingbird2import SwiftErrorBox3@objc protocol Foo {4    @objc optional func foo() throws5}6class FooImpl: Foo {7    func foo() throws {8        throw NSError(domain: "Foo", code: 0, userInfo: nil)9    }10}11let foo = FooImpl()12do {13    try foo.foo()14} catch {15    let errorBox = SwiftErrorBox(error: error)16    print(errorBox)17}18Error Domain=Foo Code=0 "The operation couldn’t be completed. (Foo error 0.)" UserInfo={NSLocalizedDescription=The operation couldn’t be completed. (Foo error 0.)}

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SwiftErrorBox

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1import Foundation2import UIKit3class 1: UIViewController {4    override func viewDidLoad() {5        super.viewDidLoad()6    }7    override func didReceiveMemoryWarning() {8        super.didReceiveMemoryWarning()9    }10}11import Foundation12import UIKit13class 2: UIViewController {14    override func viewDidLoad() {15        super.viewDidLoad()16    }17    override func didReceiveMemoryWarning() {18        super.didReceiveMemoryWarning()19    }20}21import Foundation22import UIKit23class 3: UIViewController {24    override func viewDidLoad() {25        super.viewDidLoad()26    }27    override func didReceiveMemoryWarning() {28        super.didReceiveMemoryWarning()29    }30}31import Foundation32import UIKit33class 4: UIViewController {34    override func viewDidLoad() {35        super.viewDidLoad()36    }37    override func didReceiveMemoryWarning() {38        super.didReceiveMemoryWarning()39    }40}41import Foundation42import UIKit43class 5: UIViewController {44    override func viewDidLoad() {45        super.viewDidLoad()46    }47    override func didReceiveMemoryWarning() {48        super.didReceiveMemoryWarning()

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SwiftErrorBox

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1import Foundation2import Mockingbird3let error = NSError(domain: "com.example", code: 0, userInfo: nil)4let errorBox = SwiftErrorBox(error: error)5import Foundation6import Mockingbird7let error = NSError(domain: "com.example", code: 0, userInfo: nil)8let errorBox = SwiftErrorBox(error: error)9import Foundation10import Mockingbird11let error = NSError(domain: "com.example", code: 0, userInfo: nil)12let errorBox = SwiftErrorBox(error: error)

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SwiftErrorBox

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1import SwiftErrorBox2let error = SwiftErrorBox()3let errorBox = MockingbirdErrorBox(error: error)4import SwiftErrorBox5import Mockingbird6let error = SwiftErrorBox()7let errorBox = MockingbirdErrorBox(error: error)8import Mockingbird9import SwiftErrorBox10let error = SwiftErrorBox()11let errorBox = MockingbirdErrorBox(error: error)12enum CustomError: Error {13}14func test() -> Result<String, CustomError> {15    return .failure(CustomError.error)16}17func testCustomError() {18    let result = test()19    switch result {20    case .success(let string):21        print(string)22    case .failure(let error):23        print(error)24    }25}26switch result {27case .success(let string):28    print(string)29case .failure(let error):30    print(error)31    print("none")32}33protocol ViewController: class {34    func getViewController() -> UIViewController35}36class ViewController1: UIViewController, ViewController {37    func getViewController() -> UIViewController {38    }39}40class ViewController2: UIViewController, ViewController {41    func getViewController() -> UIViewController {42    }43}

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SwiftErrorBox

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1import Mockingbird2let errorBox = SwiftErrorBox()3errorBox.error = NSError(domain: "com.example", code: 42, userInfo: nil)4print(errorBox.error!.localizedDescription)5import Mockingbird6let errorBox = SwiftErrorBox()7errorBox.error = NSError(domain: "com.example", code: 42, userInfo: nil)8print(errorBox.error!.localizedDescription)9import Mockingbird10let errorBox = SwiftErrorBox()11errorBox.error = NSError(domain: "com.example", code: 42, userInfo: nil)12print(errorBox.error!.localizedDescription)

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