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34 lines
1.8 KiB
Swift
34 lines
1.8 KiB
Swift
// RUN: %target-swift-frontend -typecheck -verify -verify-ignore-unrelated -enable-experimental-distributed -target %target-swift-5.7-abi-triple -I %t 2>&1 %s
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// UNSUPPORTED: back_deploy_concurrency
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// REQUIRES: concurrency
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// REQUIRES: distributed
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import Distributed
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distributed actor DA {
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// expected-error@-1{{distributed actor 'DA' does not declare ActorSystem it can be used with}}
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// expected-error@-2 {{type 'DA' does not conform to protocol 'DistributedActor'}}
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// expected-note@-3 {{add stubs for conformance}}
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// expected-note@-4{{you can provide a module-wide default actor system by declaring:}}
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// expected-error@-5 {{type 'DA' does not conform to protocol 'Identifiable'}}
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// Note to add the typealias is diagnosed on the protocol:
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// _Distributed.DistributedActor:3:20: note: diagnostic produced elsewhere: protocol requires nested type 'ActorSystem'; do you want to add it?
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}
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// When an actor declares a typealias for a system, but that system does not exist,
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// we need to fail gracefully, rather than crash trying to use the non-existing type.
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//
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// Test case for: https://github.com/apple/swift/issues/58663
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distributed actor Server { // expected-error 2 {{distributed actor 'Server' does not declare ActorSystem it can be used with}}
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// expected-error@-1 {{type 'Server' does not conform to protocol 'DistributedActor'}}
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// expected-note@-2{{you can provide a module-wide default actor system by declaring:}}
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// expected-note@-3 {{add stubs for conformance}}
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// expected-error@-4 {{type 'Server' does not conform to protocol 'Identifiable'}}
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typealias ActorSystem = DoesNotExistDataSystem
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// expected-error@-1{{cannot find type 'DoesNotExistDataSystem' in scope}}
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typealias SerializationRequirement = any Codable
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distributed func send() { }
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}
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