| // RUN: %target-typecheck-verify-swift |
| // REQUIRES: objc_interop |
| |
| import Foundation |
| |
| @objc class LightSaber { |
| init() { |
| caloriesBurned = 5 |
| } |
| |
| func defeatEnemy(_ b: Bool) -> Bool { // expected-note {{'defeatEnemy' previously declared here}} |
| return !b |
| } |
| |
| // Make sure we can overload a method with @nonobjc methods |
| @nonobjc func defeatEnemy(_ i: Int) -> Bool { |
| return (i > 0) |
| } |
| |
| // This is not allowed, though |
| func defeatEnemy(_ s: String) -> Bool { // expected-error {{method 'defeatEnemy' with Objective-C selector 'defeatEnemy:' conflicts with previous declaration with the same Objective-C selector}} |
| return s != "" |
| } |
| |
| @nonobjc subscript(index: Int) -> Int { |
| return index |
| } |
| |
| @nonobjc var caloriesBurned: Float |
| } |
| |
| class BlueLightSaber : LightSaber { |
| @nonobjc override func defeatEnemy(_ b: Bool) -> Bool { } |
| } |
| |
| @objc class InchoateToad { |
| init(x: Int) {} // expected-note {{previously declared}} |
| @nonobjc init(x: Float) {} |
| init(x: String) {} // expected-error {{conflicts with previous declaration with the same Objective-C selector}} |
| } |
| |
| @nonobjc class NonObjCClassNotAllowed { } // expected-error {{'@nonobjc' attribute cannot be applied to this declaration}} {{1-10=}} |
| |
| class NonObjCDeallocNotAllowed { |
| @nonobjc deinit { // expected-error {{'@nonobjc' attribute cannot be applied to this declaration}} {{3-12=}} |
| |
| } |
| } |
| |
| @objc protocol ObjCProtocol { |
| func protocolMethod() // expected-note {{}} |
| |
| @nonobjc func nonObjCProtocolMethodNotAllowed() // expected-error {{declaration is a member of an @objc protocol, and cannot be marked @nonobjc}} |
| |
| @nonobjc subscript(index: Int) -> Int { get } // expected-error {{declaration is a member of an @objc protocol, and cannot be marked @nonobjc}} |
| |
| var surfaceArea: Float { @nonobjc get } // expected-error {{declaration is implicitly @objc, and cannot be marked @nonobjc}} |
| |
| var displacement: Float { get } |
| } |
| |
| class SillyClass { |
| @objc var description: String { @nonobjc get { return "" } } // expected-error {{declaration is implicitly @objc, and cannot be marked @nonobjc}} |
| } |
| |
| class ObjCAndNonObjCNotAllowed { |
| @objc @nonobjc func redundantAttributes() { } // expected-error {{declaration is marked @objc, and cannot be marked @nonobjc}} |
| } |
| |
| class DynamicAndNonObjCNotAllowed { |
| @nonobjc dynamic func redundantAttributes() { } // expected-error {{a declaration cannot be both '@nonobjc' and 'dynamic'}} |
| } |
| |
| class IBOutletAndNonObjCNotAllowed { |
| @nonobjc @IBOutlet var leeloo : String? = "Hello world" // expected-error {{declaration is marked @IBOutlet, and cannot be marked @nonobjc}} |
| } |
| |
| class NSManagedAndNonObjCNotAllowed { |
| @nonobjc @NSManaged var rosie : NSObject // expected-error {{declaration is marked @NSManaged, and cannot be marked @nonobjc}} |
| } |
| |
| @nonobjc func nonObjCTopLevelFuncNotAllowed() { } // expected-error {{only class members and extensions of classes can be declared @nonobjc}} {{1-10=}} |
| |
| @objc class NonObjCPropertyObjCProtocolNotAllowed : ObjCProtocol { // expected-error {{does not conform to protocol}} |
| @nonobjc func protocolMethod() { } // expected-note {{candidate is explicitly '@nonobjc'}} |
| |
| func nonObjCProtocolMethodNotAllowed() { } |
| |
| subscript(index: Int) -> Int { |
| return index |
| } |
| |
| var displacement: Float { |
| @nonobjc get { // expected-error {{declaration is implicitly @objc, and cannot be marked @nonobjc}} |
| return Float(self[10]) |
| } |
| } |
| |
| var surfaceArea: Float { |
| get { |
| return Float(100) |
| } |
| } |
| } |
| |
| struct SomeStruct { } |
| @nonobjc extension SomeStruct { } // expected-error{{only extensions of classes can be declared @nonobjc}} |
| |
| protocol SR4226_Protocol : class {} |
| |
| extension SR4226_Protocol { |
| @nonobjc func function() {} // expected-error {{only class members and extensions of classes can be declared @nonobjc}} |
| } |