| // 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. |
| // @dart=2.9 |
| /*@testedFeatures=inference*/ |
| library test; |
| |
| int getInt() => 0; |
| num getNum() => 0; |
| double getDouble() => 0.0; |
| |
| class Test1 { |
| int prop; |
| |
| static void test(Test1 t) { |
| var /*@ type=int* */ v1 = /*@ type=Test1* */ /*@target=Test1.==*/ t |
| ?. /*@target=Test1.prop*/ prop = getInt(); |
| |
| var /*@ type=int* */ v4 = |
| /*@target=Test1.==*/ t |
| ?. /*@target=Test1.prop*/ /*@target=Test1.prop*/ prop |
| /*@target=num.==*/ ??= getInt(); |
| |
| var /*@ type=int* */ v7 = |
| /*@target=Test1.==*/ t |
| ?. /*@target=Test1.prop*/ /*@target=Test1.prop*/ prop |
| /*@target=num.+*/ += getInt(); |
| |
| var /*@ type=int* */ v10 = /*@target=num.+*/ ++ /*@target=Test1.==*/ t |
| ?. /*@target=Test1.prop*/ /*@target=Test1.prop*/ prop; |
| |
| var /*@ type=int* */ v11 = |
| /*@target=Test1.==*/ t |
| ?. /*@target=Test1.prop*/ /*@target=Test1.prop*/ prop |
| /*@target=num.+*/ ++; |
| } |
| } |
| |
| class Test2 { |
| num prop; |
| |
| static void test(Test2 t) { |
| var /*@ type=int* */ v1 = /*@ type=Test2* */ /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ prop = getInt(); |
| |
| var /*@ type=num* */ v2 = /*@ type=Test2* */ /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ prop = getNum(); |
| |
| var /*@ type=double* */ v3 = /*@ type=Test2* */ /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ prop = getDouble(); |
| |
| var /*@ type=num* */ v4 = |
| /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.==*/ ??= getInt(); |
| |
| var /*@ type=num* */ v5 = |
| /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.==*/ ??= getNum(); |
| |
| var /*@ type=num* */ v6 = /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.==*/ ??= getDouble(); |
| |
| var /*@ type=num* */ v7 = |
| /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.+*/ += getInt(); |
| |
| var /*@ type=num* */ v8 = |
| /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.+*/ += getNum(); |
| |
| var /*@ type=num* */ v9 = |
| /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.+*/ += getDouble(); |
| |
| var /*@ type=num* */ v10 = /*@target=num.+*/ ++ /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop; |
| |
| var /*@ type=num* */ v11 = |
| /*@target=Test2.==*/ t |
| ?. /*@target=Test2.prop*/ /*@target=Test2.prop*/ prop |
| /*@target=num.+*/ ++; |
| } |
| } |
| |
| class Test3 { |
| double prop; |
| |
| static void test3(Test3 t) { |
| var /*@ type=double* */ v3 = |
| /*@ type=Test3* */ /*@target=Test3.==*/ t |
| ?. /*@target=Test3.prop*/ prop = getDouble(); |
| |
| var /*@ type=double* */ v6 = |
| /*@target=Test3.==*/ t?. |
| /*@target=Test3.prop*/ /*@target=Test3.prop*/ prop |
| /*@target=num.==*/ ??= getDouble(); |
| |
| var /*@ type=double* */ v7 = |
| /*@target=Test3.==*/ t |
| ?. /*@target=Test3.prop*/ /*@target=Test3.prop*/ prop |
| /*@target=double.+*/ += getInt(); |
| |
| var /*@ type=double* */ v8 = |
| /*@target=Test3.==*/ t |
| ?. /*@target=Test3.prop*/ /*@target=Test3.prop*/ prop |
| /*@target=double.+*/ += getNum(); |
| |
| var /*@ type=double* */ v9 = |
| /*@target=Test3.==*/ t?. |
| /*@target=Test3.prop*/ /*@target=Test3.prop*/ prop |
| /*@target=double.+*/ += getDouble(); |
| |
| var /*@ type=double* */ v10 = /*@target=double.+*/ ++ |
| /*@target=Test3.==*/ t |
| ?. /*@target=Test3.prop*/ /*@target=Test3.prop*/ prop; |
| |
| var /*@ type=double* */ v11 = |
| /*@target=Test3.==*/ t |
| ?. /*@target=Test3.prop*/ /*@target=Test3.prop*/ prop |
| /*@target=double.+*/ ++; |
| } |
| } |
| |
| main() {} |