| // 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; |
| |
| int getInt() => 0; |
| num getNum() => 0; |
| double getDouble() => 0.0; |
| |
| abstract class Test<T, U> { |
| T operator [](String s); |
| void operator []=(String s, U v); |
| } |
| |
| abstract class Test2<T, U> { |
| T? operator [](String s); |
| void operator []=(String s, U? v); |
| } |
| |
| void test1(Test<int, int> t, Test2<int, int> t2) { |
| var /*@type=int*/ v1 = t /*@target=Test.[]=*/ ['x'] = getInt(); |
| |
| var /*@type=int*/ v4 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getInt(); |
| |
| var /*@type=int*/ v7 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getInt(); |
| |
| var /*@type=int*/ v10 = |
| /*@target=num.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=int*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ ++; |
| } |
| |
| void test2(Test<int, num> t, Test2<int, num> t2) { |
| var /*@type=int*/ v1 = t /*@target=Test.[]=*/ ['x'] = getInt(); |
| |
| var /*@type=num*/ v2 = t /*@target=Test.[]=*/ ['x'] = getNum(); |
| |
| var /*@type=double*/ v3 = t /*@target=Test.[]=*/ ['x'] = getDouble(); |
| |
| var /*@type=int*/ v4 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getInt(); |
| |
| var /*@type=num*/ v5 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getNum(); |
| |
| var /*@type=num*/ v6 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getDouble(); |
| |
| var /*@type=int*/ v7 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getInt(); |
| |
| var /*@type=num*/ v8 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getNum(); |
| |
| var /*@type=double*/ v9 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getDouble(); |
| |
| var /*@type=int*/ v10 = |
| /*@target=num.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=int*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ ++; |
| } |
| |
| void test3(Test<int, double> t, Test2<int, double> t2) { |
| var /*@type=double*/ v3 = t /*@target=Test.[]=*/ ['x'] = getDouble(); |
| |
| var /*@type=num*/ v6 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getDouble(); |
| |
| var /*@type=double*/ v9 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getDouble(); |
| |
| var /*@type=double*/ v10 = |
| /*@target=num.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=int*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ ++; |
| } |
| |
| void test4(Test<num, int> t, Test2<num, int> t2) { |
| var /*@type=int*/ v1 = t /*@target=Test.[]=*/ ['x'] = getInt(); |
| |
| var /*@type=num*/ v4 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getInt(); |
| } |
| |
| void test5(Test<num, num> t, Test2<num, num> t2) { |
| var /*@type=int*/ v1 = t /*@target=Test.[]=*/ ['x'] = getInt(); |
| |
| var /*@type=num*/ v2 = t /*@target=Test.[]=*/ ['x'] = getNum(); |
| |
| var /*@type=double*/ v3 = t /*@target=Test.[]=*/ ['x'] = getDouble(); |
| |
| var /*@type=num*/ v4 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getInt(); |
| |
| var /*@type=num*/ v5 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getNum(); |
| |
| var /*@type=num*/ v6 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getDouble(); |
| |
| var /*@type=num*/ v7 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getInt(); |
| |
| var /*@type=num*/ v8 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getNum(); |
| |
| var /*@type=double*/ v9 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getDouble(); |
| |
| var /*@type=num*/ v10 = |
| /*@target=num.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=num*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ ++; |
| } |
| |
| void test6(Test<num, double> t, Test2<num, double> t2) { |
| var /*@type=double*/ v3 = t /*@target=Test.[]=*/ ['x'] = getDouble(); |
| |
| var /*@type=num*/ v6 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getDouble(); |
| |
| var /*@type=double*/ v9 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ += |
| getDouble(); |
| |
| var /*@type=double*/ v10 = |
| /*@target=num.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=num*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=num.+*/ ++; |
| } |
| |
| void test7(Test<double, int> t, Test2<double, int> t2) { |
| var /*@type=int*/ v1 = t /*@target=Test.[]=*/ ['x'] = getInt(); |
| |
| st var /*@type=num*/ v4 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getInt(); |
| } |
| |
| void test8(Test<double, num> t, Test2<double, num> t2) { |
| var /*@type=int*/ v1 = t /*@target=Test.[]=*/ ['x'] = getInt(); |
| |
| var /*@type=num*/ v2 = t /*@target=Test.[]=*/ ['x'] = getNum(); |
| |
| var /*@type=double*/ v3 = t /*@target=Test.[]=*/ ['x'] = getDouble(); |
| |
| var /*@type=num*/ v4 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getInt(); |
| |
| var /*@type=num*/ v5 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getNum(); |
| |
| var /*@type=double*/ v6 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getDouble(); |
| |
| var /*@type=double*/ v7 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ += |
| getInt(); |
| |
| var /*@type=double*/ v8 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ += |
| getNum(); |
| |
| var /*@type=double*/ v9 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ += |
| getDouble(); |
| |
| var /*@type=double*/ v10 = |
| /*@target=double.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=double*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ ++; |
| } |
| |
| void test9(Test<double, double> t, Test2<double, double> t2) { |
| var /*@type=double*/ v3 = t /*@target=Test.[]=*/ ['x'] = getDouble(); |
| |
| var /*@type=double*/ v6 = |
| t2 /*@target=Test2.[]*/ /*@target=Test2.[]=*/ ['x'] ??= getDouble(); |
| |
| var /*@type=double*/ v7 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ += |
| getInt(); |
| |
| var /*@type=double*/ v8 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ += |
| getNum(); |
| |
| var /*@type=double*/ v9 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ += |
| getDouble(); |
| |
| var /*@type=double*/ v10 = |
| /*@target=double.+*/ ++t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x']; |
| |
| var /*@type=double*/ v11 = |
| t /*@target=Test.[]*/ /*@target=Test.[]=*/ ['x'] /*@target=double.+*/ ++; |
| } |
| |
| main() {} |