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48 lines
2.2 KiB
Swift
48 lines
2.2 KiB
Swift
// RUN: %target-typecheck-verify-swift -swift-version 4
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// RUN: %target-typecheck-verify-swift -swift-version 4.2
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public protocol PublicProtoWithReqs {
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associatedtype Assoc
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func foo()
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}
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@usableFromInline struct UFIAdopter<T> : PublicProtoWithReqs {}
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// expected-warning@-1 {{type alias 'Assoc' must be declared '@usableFromInline' because it matches a requirement in protocol 'PublicProtoWithReqs'; this is an error in the Swift 5 language mode}} {{none}}
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// expected-warning@-2 {{instance method 'foo()' must be declared '@usableFromInline' because it matches a requirement in protocol 'PublicProtoWithReqs'; this is an error in the Swift 5 language mode}} {{none}}
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extension UFIAdopter {
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typealias Assoc = Int
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// expected-note@-1 {{'Assoc' declared here}}
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func foo() {}
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// expected-note@-1 {{'foo()' declared here}}
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}
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@usableFromInline struct UFIAdopterAllInOne<T> : PublicProtoWithReqs {
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typealias Assoc = Int
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// expected-warning@-1 {{type alias 'Assoc' must be declared '@usableFromInline' because it matches a requirement in protocol 'PublicProtoWithReqs'; this is an error in the Swift 5 language mode}} {{none}}
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func foo() {}
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// expected-warning@-1 {{instance method 'foo()' must be declared '@usableFromInline' because it matches a requirement in protocol 'PublicProtoWithReqs'; this is an error in the Swift 5 language mode}} {{none}}
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}
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internal struct InternalAdopter<T> : PublicProtoWithReqs {}
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extension InternalAdopter {
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typealias Assoc = Int // okay
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func foo() {} // okay
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}
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@usableFromInline protocol UFIProtoWithReqs {
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associatedtype Assoc
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func foo()
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}
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public struct PublicAdopter<T> : UFIProtoWithReqs {}
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// expected-warning@-1 {{type alias 'Assoc' must be declared '@usableFromInline' because it matches a requirement in protocol 'UFIProtoWithReqs'; this is an error in the Swift 5 language mode}} {{none}}
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// expected-warning@-2 {{instance method 'foo()' must be declared '@usableFromInline' because it matches a requirement in protocol 'UFIProtoWithReqs'; this is an error in the Swift 5 language mode}} {{none}}
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extension PublicAdopter {
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typealias Assoc = Int
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// expected-note@-1 {{'Assoc' declared here}}
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func foo() {}
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// expected-note@-1 {{'foo()' declared here}}
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}
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extension InternalAdopter: UFIProtoWithReqs {} // okay
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