| // Copyright (c) 2017, 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. |
| |
| /*@testedFeatures=inference*/ |
| library test; |
| |
| class Index {} |
| |
| class A {} |
| |
| class B extends A { |
| B operator +(C v) => throw ''; |
| B operator -(int i) => throw ''; |
| B operator *(B v) => throw ''; |
| C operator &(A v) => throw ''; |
| } |
| |
| class C extends B {} |
| |
| T f<T>() => throw ''; |
| |
| class Test { |
| B operator [](Index i) => throw ''; |
| void operator []=(Index i, B v) {} |
| |
| void test() { |
| this /*@target=Test.[]=*/ [/*@typeArgs=Index*/ f()] = /*@typeArgs=B*/ f(); |
| |
| this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.+*/ |
| += /*@typeArgs=C*/ f(); |
| |
| this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.**/ |
| *= /*@typeArgs=B*/ f(); |
| |
| this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.&*/ |
| &= /*@typeArgs=A*/ f(); |
| |
| /*@target=B.-*/ --this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()]; |
| |
| this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.-*/ --; |
| |
| var /*@type=B*/ v1 = this /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] = /*@typeArgs=B*/ f(); |
| |
| var /*@type=B*/ v4 = this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.+*/ |
| += /*@typeArgs=C*/ f(); |
| |
| var /*@type=B*/ v3 = this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.**/ |
| *= /*@typeArgs=B*/ f(); |
| |
| var /*@type=C*/ v5 = this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.&*/ |
| &= /*@typeArgs=A*/ f(); |
| |
| var /*@type=B*/ v6 = /*@target=B.-*/ --this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()]; |
| |
| var /*@type=B*/ v7 = this /*@target=Test.[]*/ /*@target=Test.[]=*/ [ |
| /*@typeArgs=Index*/ f()] /*@target=B.-*/ --; |
| } |
| } |
| |
| class Test2 { |
| B? operator [](Index i) => throw ''; |
| void operator []=(Index i, B? v) {} |
| |
| void test() { |
| this /*@target=Test2.[]*/ /*@target=Test2.[]=*/ [ |
| /*@typeArgs=Index*/ f()] ??= /*@typeArgs=B?*/ f(); |
| |
| var /*@type=B?*/ v2 = this /*@target=Test2.[]*/ /*@target=Test2.[]=*/ [ |
| /*@typeArgs=Index*/ f()] ??= /*@typeArgs=B?*/ f(); |
| } |
| } |
| |
| main() {} |