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31 lines
734 B
Swift
31 lines
734 B
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift -Xfrontend -disable-availability-checking %s -o %t/main
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// RUN: %target-codesign %t/main
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// RUN: %target-run %t/main | %FileCheck %s
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// REQUIRES: executable_test
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// REQUIRES: concurrency
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// rdar://124277662
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// XFAIL: freestanding
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actor MyActor: CustomStringConvertible {
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let description = "MyActor"
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}
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func optionalIsolated(to actor: isolated (any Actor)?) {
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actor?.assertIsolated()
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if let actor {
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print("isolated to \(actor)")
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} else {
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print("nonisolated")
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}
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}
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// CHECK: nonisolated
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// CHECK: isolated to Swift.MainActor
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// CHECK: isolated to MyActor
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optionalIsolated(to: nil)
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optionalIsolated(to: MainActor.shared)
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await optionalIsolated(to: MyActor())
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