| // RUN: %target-typecheck-verify-swift |
| |
| protocol P { |
| func foo(_ i: Int, x: Float) // expected-note 5 {{requirement 'foo(_:x:)' declared here}} |
| } |
| |
| struct S1 : P { |
| func foo(_ i: Int, x: Float) { } |
| } |
| |
| struct S2 : P { |
| func foo(_ i: Int, _ x: Float) { } // expected-error{{method 'foo' has different argument labels from those required by protocol 'P' ('foo(_:x:)')}}{{22-24=}} |
| } |
| |
| struct S3 : P { |
| func foo(_ i: Int, y: Float) { } // expected-error{{method 'foo(_:y:)' has different argument labels from those required by protocol 'P' ('foo(_:x:)')}}{{22-22=x }} |
| } |
| |
| struct S4 : P { |
| func foo(_ i: Int, _: Float) { } // expected-error{{method 'foo' has different argument labels from those required by protocol 'P' ('foo(_:x:)')}}{{22-22=x }} |
| } |
| |
| struct S5 : P { |
| func foo(_ i: Int, z x: Float) { } // expected-error{{method 'foo(_:z:)' has different argument labels from those required by protocol 'P' ('foo(_:x:)')}}{{22-24=}} |
| } |
| |
| struct S5a { |
| func foo(_ i: Int, z x: Float) { } // expected-note {{'foo(_:z:)' declared here}} {{none}} |
| } |
| extension S5a: P {} // expected-error{{method 'foo(_:z:)' has different argument labels from those required by protocol 'P' ('foo(_:x:)')}} {{none}} |
| |
| struct Loadable { } |
| |
| protocol LabeledRequirement { |
| func method(x: Loadable) |
| } |
| |
| struct UnlabeledWitness : LabeledRequirement { |
| func method(x _: Loadable) {} |
| } |
| |
| // rdar://problem/21333445 |
| protocol P2 { |
| init(_ : Int) // expected-note{{requirement 'init(_:)' declared here}} |
| } |
| |
| struct XP2 : P2 { // expected-error{{initializer 'init(foo:)' has different argument labels from those required by protocol 'P2' ('init(_:)')}} |
| let foo: Int |
| } |
| |
| // rdar://problem/22981205 |
| protocol P3 { |
| subscript(val: String, label arg: String) -> Int { get } // expected-note{{requirement 'subscript(_:label:)' declared here}} |
| } |
| |
| class MislabeledSubscript : P3 { |
| subscript(val: String, label: String) -> Int { // expected-error{{method 'subscript(_:_:)' has different argument labels from those required by protocol 'P3' ('subscript(_:label:)')}} |
| return 1 |
| } |
| } |