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116 lines
3.1 KiB
Swift
116 lines
3.1 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -dump-ast %s | %FileCheck %s
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// Diagnostics testing
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// RUN: not %target-swift-frontend -swift-version 5 -typecheck -DTEST_DIAGNOSTICS %s > %t/diagnostics.txt 2>&1
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// RUN: %FileCheck %s --check-prefix CHECK-DIAGS < %t/diagnostics.txt
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// REQUIRES: concurrency
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// REQUIRES: swift_swift_parser
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// CHECK-LABEL: nonisolatedFunc()
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@available(SwiftStdlib 5.1, *)
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func nonisolatedFunc() {
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// CHECK: macro_expansion_expr
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// CHECK: rewritten=current_context_isolation_expr
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// CHECK-NEXT: nil_literal_expr
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_ = #isolation
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}
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// CHECK-LABEL: nonisolatedAsyncFunc()
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@available(SwiftStdlib 5.1, *)
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func nonisolatedAsyncFunc() async {
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// CHECK: macro_expansion_expr
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// CHECK: rewritten=current_context_isolation_expr
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// CHECK-NEXT: nil_literal_expr
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_ = #isolation
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}
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@available(SwiftStdlib 5.1, *)
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actor A {
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}
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@available(SwiftStdlib 5.1, *)
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extension A {
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// CHECK-LABEL: actorIsolationToSelf()
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func actorIsolationToSelf() {
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// CHECK: macro_expansion_expr
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// CHECK: rewritten=current_context_isolation_expr
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// CHECK-NEXT: inject_into_optional
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// CHECK-NEXT: erasure_expr
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// CHECK: declref_expr type="A"{{.*}}self@
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_ = #isolation
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}
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}
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// CHECK-LABEL: actorIsolationToParam(_:)
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@available(SwiftStdlib 5.1, *)
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func actorIsolationToParam(_ isolatedParam: isolated A) {
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// CHECK: macro_expansion_expr
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// CHECK: rewritten=current_context_isolation_expr
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// CHECK-NEXT: inject_into_optional
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// CHECK-NEXT: erasure_expr
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// CHECK: declref_expr type="A"{{.*}}isolatedParam@
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_ = #isolation
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}
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// CHECK-LABEL: mainActorIsolated()
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@available(SwiftStdlib 5.1, *)
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@MainActor
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func mainActorIsolated() {
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// CHECK: macro_expansion_expr
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// CHECK: rewritten=current_context_isolation_expr
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// CHECK-NEXT: inject_into_optional
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// CHECK-NEXT: erasure_expr
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// CHECK: member_ref_expr type="MainActor" location=@__swiftmacro_{{.*}} decl="_Concurrency.(file).MainActor.shared"
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// CHECK-NEXT: type_expr type="MainActor.Type"
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_ = #isolation
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}
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func acceptClosure(_ body: () -> Void) { }
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// CHECK-LABEL: closureIsolatedToOuterParam(
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@available(SwiftStdlib 5.1, *)
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func closureIsolatedToOuterParam(_ isolatedParam: isolated A) {
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// CHECK: closure_expr
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// CHECK: macro_expansion_expr
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// CHECK: rewritten=current_context_isolation_expr
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// CHECK-NEXT: inject_into_optional
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// CHECK-NEXT: erasure_expr
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// CHECK: declref_expr type="A"{{.*}}isolatedParam@
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acceptClosure {
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_ = #isolation
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print(isolatedParam)
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}
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}
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func acceptEscapingClosure(_ fn: @escaping () -> Void) { }
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@available(SwiftStdlib 5.1, *)
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extension A {
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func f() {
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// Make sure this doesn't diagnose a use of implicit 'self'
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acceptEscapingClosure {
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_ = #isolation
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self.g()
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}
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}
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func g() {}
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}
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#if TEST_DIAGNOSTICS
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@available(SwiftStdlib 5.1, *)
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@MainActor
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func testContextualType() {
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let _: any Actor = #isolation
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let _: MainActor = #isolation
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let _: MainActor? = #isolation
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// CHECK-DIAGS: error: cannot convert value of type 'MainActor' to expected argument type 'Int'
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// CHECK-DIAGS: note: in expansion of macro 'isolation' here
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// CHECK-DIAGS: let _: Int = #isolation
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let _: Int = #isolation
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}
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#endif
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