Observable.swift

// RUN: %empty-directory(%t)
// RUN: %target-swift-emit-module-interface(%t/Library.swiftinterface) %s -module-name Library -plugin-path %swift-plugin-dir -disable-availability-checking
// RUN: %target-swift-typecheck-module-from-interface(%t/Library.swiftinterface) -module-name Library -disable-availability-checking
// RUN: %FileCheck %s < %t/Library.swiftinterface

// REQUIRES: swift_swift_parser
// REQUIRES: observation

import Observation

// CHECK-NOT: @Observable
// CHECK-NOT: @ObservationIgnored
// CHECK-NOT: @ObservationTracked

@Observable
publicclassSomeClass{
publicvarfield=3
@ObservationIgnoredpublicvarignored=4
}

publicfunc requiresObservable<T:Observable>(_:T){}

@inlinablefunc useObservable(sc:SomeClass){
requiresObservable(sc)
}