dart / sdk.git / b4f265290c75fd6c6370cf1403f2b2649c59ad39 / . / tests / language / superinterface_variance / abstract_mixin_application_error_test.dart

// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file | |

// for details. All rights reserved. Use of this source code is governed by a | |

// BSD-style license that can be found in the LICENSE file. | |

typedef F1<X> = void Function(X); | |

typedef F2<X> = X Function(X); | |

typedef F3<X> = void Function<Y extends X>(); | |

typedef F4<X> = X Function(X Function(void)); | |

typedef F5<X, Y> = Y Function(X); | |

typedef F6<X, Y> = X Function(Y); | |

class A<X> {} | |

mixin B {} | |

class C0 = Object with B; | |

abstract class C<X> = A<F1<X>> with B; //# 01: compile-time error | |

abstract class C<X> = A<F2<X>> with B; //# 02: compile-time error | |

abstract class C<X> = A<F3<X>> with B; //# 03: compile-time error | |

abstract class C<X> = A<F4<X>> with B; //# 04: compile-time error | |

abstract class C<X, Y> = A<F5<X, Y>> with B; //# 05: compile-time error | |

abstract class C<X, Y> = A<F6<X, Y>> with B; //# 06: compile-time error | |

abstract class C<X> = Object with A<F1<X>>; //# 07: compile-time error | |

abstract class C<X> = Object with A<F2<X>>; //# 08: compile-time error | |

abstract class C<X> = Object with A<F3<X>>; //# 09: compile-time error | |

abstract class C<X> = Object with A<F4<X>>; //# 10: compile-time error | |

abstract class C<X, Y> = Object with A<F5<X, Y>>; //# 11: compile-time error | |

abstract class C<X, Y> = Object with A<F6<X, Y>>; //# 12: compile-time error | |

abstract class C<X> = Object //# 13: compile-time error | |

with //# 13: continued | |

B //# 13: continued | |

implements //# 13: continued | |

A<F1<X>>; //# 13: continued | |

abstract class C<X> = Object //# 14: compile-time error | |

with //# 14: continued | |

B //# 14: continued | |

implements //# 14: continued | |

A<F2<X>>; //# 14: continued | |

abstract class C<X> = Object //# 15: compile-time error | |

with //# 15: continued | |

B //# 15: continued | |

implements //# 15: continued | |

A<F3<X>>; //# 15: continued | |

abstract class C<X> = Object //# 16: compile-time error | |

with //# 16: continued | |

B //# 16: continued | |

implements //# 16: continued | |

A<F4<X>>; //# 16: continued | |

abstract class C<X, Y> = Object //# 17: compile-time error | |

with //# 17: continued | |

B //# 17: continued | |

implements //# 17: continued | |

A<F5<X, Y>>; //# 17: continued | |

abstract class C<X, Y> = Object //# 18: compile-time error | |

with //# 18: continued | |

B //# 18: continued | |

implements //# 18: continued | |

A<F6<X, Y>>; //# 18: continued | |

abstract class C<X> = A<void Function(X)> with B; //# 19: compile-time error | |

abstract class C<X> = A<X Function(X)> with B; //# 20: compile-time error | |

// Two errors here: Invariance in superinterface and | |

// generic function type used as actual type argument. | |

abstract class C<X> = A<void Function<Y extends X>()> //# 21: compile-time error | |

with //# 21: continued | |

B; //# 21: continued | |

abstract class C<X> = A<X Function(X Function(void))> //# 22: compile-time error | |

with //# 22: continued | |

B; //# 22: continued | |

abstract class C<X, Y> = A<Y Function(X)> with B; //# 23: compile-time error | |

abstract class C<X, Y> = A<X Function(Y)> with B; //# 24: compile-time error | |

abstract class C<X> = Object //# 25: compile-time error | |

with //# 25: continued | |

A<void Function(X)>; //# 25: continued | |

abstract class C<X> = Object with A<X Function(X)>; //# 26: compile-time error | |

// Two errors here: Invariance in superinterface and | |

// generic function type used as actual type argument. | |

abstract class C<X> = Object //# 27: compile-time error | |

with //# 27: continued | |

A<void Function<Y extends X>()>; //# 27: continued | |

abstract class C<X> = Object //# 28: compile-time error | |

with //# 28: continued | |

A<X Function(X Function(void))>; //# 28: continued | |

abstract class C<X, Y> = Object //# 29: compile-time error | |

with //# 29: continued | |

A<Y Function(X)>; //# 29: continued | |

abstract class C<X, Y> = Object //# 30: compile-time error | |

with //# 30: continued | |

A<X Function(Y)>; //# 30: continued | |

abstract class C<X> = Object //# 31: compile-time error | |

with //# 31: continued | |

B //# 31: continued | |

implements //# 31: continued | |

A<void Function(X)>; //# 31: continued | |

abstract class C<X> = Object //# 32: compile-time error | |

with //# 32: continued | |

B //# 32: continued | |

implements //# 32: continued | |

A<X Function(X)>; //# 32: continued | |

// Two errors here: Invariance in superinterface and | |

// generic function type used as actual type argument. | |

abstract class C<X> = Object //# 33: compile-time error | |

with //# 33: continued | |

B //# 33: continued | |

implements //# 33: continued | |

A<void Function<Y extends X>()>; //# 33: continued | |

abstract class C<X> = Object //# 34: compile-time error | |

with //# 34: continued | |

B //# 34: continued | |

implements //# 34: continued | |

A<X Function(X Function(void))>; //# 34: continued | |

abstract class C<X, Y> = Object //# 35: compile-time error | |

with //# 35: continued | |

B //# 35: continued | |

implements //# 35: continued | |

A<Y Function(X)>; //# 35: continued | |

abstract class C<X, Y> = Object //# 36: compile-time error | |

with //# 36: continued | |

B //# 36: continued | |

implements //# 36: continued | |

A<X Function(Y)>; //# 36: continued | |

main() { | |

A(); | |

C0(); | |

} |