mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
152 lines
4.2 KiB
Swift
152 lines
4.2 KiB
Swift
// RUN: %empty-directory(%t)
|
|
|
|
// RUN: %target-swift-frontend -typecheck -swift-version 5 -module-name FeatureTest -emit-module-interface-path - -enable-library-evolution -enable-experimental-concurrency %s | %FileCheck %s
|
|
// REQUIRES: concurrency
|
|
|
|
// REQUIRES: concurrency
|
|
|
|
// Ensure that when we emit a Swift interface that makes use of new features,
|
|
// the uses of those features are guarded by appropriate #if's that allow older
|
|
// compilers to skip over the uses of newer features.
|
|
|
|
// CHECK: #if compiler(>=5.3) && $Actors
|
|
// CHECK-NEXT: public actor MyActor
|
|
// CHECK: }
|
|
// CHECK-NEXT: #endif
|
|
public actor MyActor {
|
|
}
|
|
|
|
// CHECK: #if compiler(>=5.3) && $Actors
|
|
// CHECK-NEXT: extension MyActor
|
|
public extension MyActor {
|
|
// CHECK-NOT: $Actors
|
|
// CHECK: testFunc
|
|
func testFunc() async { }
|
|
// CHECK: }
|
|
// CHECK-NEXT: #endif
|
|
}
|
|
|
|
// CHECK: #if compiler(>=5.3) && $AsyncAwait
|
|
// CHECK-NEXT: globalAsync
|
|
// CHECK-NEXT: #endif
|
|
public func globalAsync() async { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: public protocol MP {
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: #else
|
|
// CHECK-NEXT: public typealias MP = Any
|
|
// CHECK-NEXT: #endif
|
|
@_marker public protocol MP { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: @_marker public protocol MP2 : FeatureTest.MP {
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: #else
|
|
// CHECK-NEXT: public typealias MP2 = Any
|
|
// CHECK-NEXT: #endif
|
|
@_marker public protocol MP2: MP { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: public protocol MP3 : AnyObject, FeatureTest.MP {
|
|
// CHECK-NEXT: }
|
|
public protocol MP3: AnyObject, MP { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: extension MP2 {
|
|
// CHECK-NEXT: func inMP2
|
|
extension MP2 {
|
|
public func inMP2() { }
|
|
}
|
|
|
|
// CHECK: class OldSchool {
|
|
public class OldSchool: MP {
|
|
// CHECK: #if compiler(>=5.3) && $AsyncAwait
|
|
// CHECK-NEXT: takeClass()
|
|
// CHECK-NEXT: #endif
|
|
public func takeClass() async { }
|
|
}
|
|
|
|
// CHECK: class OldSchool2 {
|
|
public class OldSchool2: MP {
|
|
// CHECK: #if compiler(>=5.3) && $AsyncAwait
|
|
// CHECK-NEXT: takeClass()
|
|
// CHECK-NEXT: #endif
|
|
public func takeClass() async { }
|
|
}
|
|
|
|
// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
|
|
// CHECK-NEXT: @rethrows public protocol RP
|
|
@rethrows public protocol RP {
|
|
func f() throws -> Bool
|
|
}
|
|
|
|
// CHECK: public struct UsesRP {
|
|
public struct UsesRP {
|
|
// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
|
|
// CHECK-NEXT: public var value: FeatureTest.RP? {
|
|
// CHECK-NOT: #if compiler(>=5.3) && $RethrowsProtocol
|
|
// CHECK: get
|
|
public var value: RP? {
|
|
nil
|
|
}
|
|
}
|
|
|
|
// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
|
|
// CHECK-NEXT: public struct IsRP
|
|
public struct IsRP: RP {
|
|
// CHECK-NEXT: public func f()
|
|
public func f() -> Bool { }
|
|
|
|
// CHECK-NOT: $RethrowsProtocol
|
|
// CHECK-NEXT: public var isF:
|
|
// CHECK-NEXT: get
|
|
public var isF: Bool {
|
|
f()
|
|
}
|
|
}
|
|
|
|
// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
|
|
// CHECK-NEXT: public func acceptsRP
|
|
public func acceptsRP<T: RP>(_: T) { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: extension Array : FeatureTest.MP where Element : FeatureTest.MP {
|
|
extension Array: FeatureTest.MP where Element : FeatureTest.MP { }
|
|
// CHECK: }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: extension OldSchool : Swift.UnsafeConcurrentValue {
|
|
extension OldSchool: UnsafeConcurrentValue { }
|
|
// CHECK-NEXT: }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $GlobalActors
|
|
// CHECK-NEXT: @globalActor public struct SomeGlobalActor
|
|
@globalActor
|
|
public struct SomeGlobalActor {
|
|
public static let shared = MyActor()
|
|
}
|
|
|
|
|
|
// CHECK: #if compiler(>=5.3) && $AsyncAwait
|
|
// CHECK-NEXT: func runSomethingSomewhere
|
|
// CHECK-NEXT: #endif
|
|
public func runSomethingSomewhere(body: () async -> Void) { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $ConcurrentFunctions
|
|
// CHECK-NEXT: func runSomethingConcurrently(body: @concurrent () ->
|
|
// CHECK-NEXT: #endif
|
|
public func runSomethingConcurrently(body: @concurrent () -> Void) { }
|
|
|
|
// CHECK: #if compiler(>=5.3) && $Actors
|
|
// CHECK-NEXT: func stage
|
|
// CHECK-NEXT: #endif
|
|
public func stage(with actor: MyActor) { }
|
|
|
|
// CHECK-NOT: extension MyActor : Swift.ConcurrentValue
|
|
|
|
// CHECK: #if compiler(>=5.3) && $MarkerProtocol
|
|
// CHECK-NEXT: extension OldSchool : FeatureTest.MP {
|
|
// CHECK-NEXT: #endif
|
|
|