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2b9ca315fe
The `asyncHandler` attribute turned out to be the wrong solution to the problem of creating a sync->async bridge. Remove it.
56 lines
1.8 KiB
Swift
56 lines
1.8 KiB
Swift
// RUN: %target-typecheck-verify-swift -enable-experimental-concurrency
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// REQUIRES: concurrency
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protocol AsyncProtocol {
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func asyncMethod() async -> Int
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}
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actor MyActor {
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}
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// Actors conforming to asynchronous program.
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extension MyActor: AsyncProtocol {
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func asyncMethod() async -> Int { return 0 }
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}
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protocol SyncProtocol {
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var propertyA: Int { get }
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var propertyB: Int { get set }
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func syncMethodA()
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func syncMethodC() -> Int
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subscript (index: Int) -> String { get }
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static func staticMethod()
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static var staticProperty: Int { get }
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}
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actor OtherActor: SyncProtocol {
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var propertyB: Int = 17
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// expected-error@-1{{actor-isolated property 'propertyB' cannot be used to satisfy a protocol requirement}}
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var propertyA: Int { 17 }
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// expected-error@-1{{actor-isolated property 'propertyA' cannot be used to satisfy a protocol requirement}}
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// expected-note@-2{{add 'nonisolated' to 'propertyA' to make this property not isolated to the actor}}{{3-3=nonisolated }}
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func syncMethodA() { }
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// expected-error@-1{{actor-isolated instance method 'syncMethodA()' cannot be used to satisfy a protocol requirement}}
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// expected-note@-2{{add 'nonisolated' to 'syncMethodA()' to make this instance method not isolated to the actor}}{{3-3=nonisolated }}
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// nonisolated methods are okay.
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// FIXME: Consider suggesting nonisolated if this didn't match.
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nonisolated func syncMethodC() -> Int { 5 }
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subscript (index: Int) -> String { "\(index)" }
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// expected-error@-1{{actor-isolated subscript 'subscript(_:)' cannot be used to satisfy a protocol requirement}}
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// expected-note@-2{{add 'nonisolated' to 'subscript(_:)' to make this subscript not isolated to the actor}}{{3-3=nonisolated }}
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// Static methods and properties are okay.
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static func staticMethod() { }
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static var staticProperty: Int = 17
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}
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