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// RUN: %target-swift-frontend -dump-ast %s -disable-availability-checking -enable-experimental-feature ClosureIsolation | %FileCheck %s
// REQUIRES: concurrency
// REQUIRES: asserts
func acceptClosure<T>(_: () -> T) { }
func acceptSendableClosure<T>(_: @Sendable () -> T) { }
func acceptAsyncClosure<T>(_: () async -> T) { }
func acceptEscapingAsyncClosure<T>(_: @escaping () async -> T) { }
actor MyActor {
func method() async -> String { "" }
func syncMethod() -> String { "" }
}
extension MyActor {
// CHECK-LABEL: testClosureIsolation
func testClosureIsolation() async {
// CHECK: acceptClosure
// CHECK: closure_expr
// CHECK: actor_isolated
acceptClosure { self.syncMethod() }
// CHECK: acceptSendableClosure
// CHECK: closure_expr
// CHECK-NOT: actor_isolated
acceptSendableClosure { print(self) }
// CHECK: acceptAsyncClosure
// CHECK: closure_expr
// CHECK-SAME: actor_isolated="closure_isolation.(file).MyActor extension.testClosureIsolation().self@
acceptAsyncClosure { await method() }
// CHECK: acceptAsyncClosure
// CHECK: closure_expr
// CHECK-NOT: actor_isolated
acceptAsyncClosure { () async in print() }
// CHECK: acceptEscapingAsyncClosure
// CHECK: closure_expr
// CHECK: actor_isolated
acceptEscapingAsyncClosure { self.syncMethod() }
// CHECK: acceptEscapingAsyncClosure
// CHECK: closure_expr
// CHECK: actor_isolated
acceptEscapingAsyncClosure { () async in print(self) }
// CHECK: acceptClosure
// CHECK: closure_expr
// CHECK: nonisolated
acceptClosure { nonisolated in print() }
}
}
actor SomeActor { }
@globalActor
struct SomeGlobalActor {
static let shared = SomeActor()
}
func someAsyncFunc() async { }
@SomeGlobalActor func getGlobal7() -> Int { 7 }
// CHECK-LABEL: someGlobalActorFunc
@SomeGlobalActor func someGlobalActorFunc() async {
// CHECK: acceptAsyncClosure
// CHECK: closure_expr
// CHECK-SAME: global_actor_isolated="SomeGlobalActor"
acceptAsyncClosure { await someAsyncFunc() }
// CHECK: acceptAsyncClosure
// CHECK: closure_expr
// CHECK-SAME: global_actor_isolated="SomeGlobalActor"
acceptAsyncClosure { () async in print("hello") }
// CHECK: acceptEscapingAsyncClosure
// CHECK: closure_expr
// CHECK: actor_isolated
acceptEscapingAsyncClosure { await someAsyncFunc() }
// CHECK: acceptEscapingAsyncClosure
// CHECK: closure_expr
// CHECK: actor_isolated
acceptEscapingAsyncClosure { () async in print("hello") }
}
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