| // RUN: %target-swift-frontend -typecheck %s -verify |
| |
| public protocol MyBindableObject {} |
| |
| @propertyWrapper |
| public struct MyBinding<T> where T : MyBindableObject { // expected-error{{internal initializer 'init(wrappedValue:)' cannot have more restrictive access than its enclosing property wrapper type 'MyBinding' (which is public)}} |
| public var wrappedValue: T |
| } |
| class BeaconDetector: MyBindableObject { |
| @MyBinding var detector = BeaconDetector() |
| init() { |
| detector.undefined = 45 // expected-error{{value of type 'BeaconDetector' has no member 'undefined'}} |
| } |
| } |
