blob: 45300f9d403ce41bff121e5c12f322f8e3b0e0e4 [file] [log] [blame]
// 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 A {}
class B extends A {
A operator +(C v) => null;
B operator -(int i) => null;
B operator *(B v) => null;
C operator &(A v) => null;
}
class C extends B {}
T f<T>() => null;
class Test {
B member;
static void test(Test t) {
t?. /*@target=Test::member*/ member = /*@ typeArgs=B* */ f();
t?. /*@target=Test::member*/ member ??= /*@ typeArgs=B* */ f();
t?. /*@target=Test::member*/ member += /*@ typeArgs=dynamic */ f();
t?. /*@target=Test::member*/ member *= /*@ typeArgs=dynamic */ f();
t?. /*@target=Test::member*/ member &= /*@ typeArgs=dynamic */ f();
--t?. /*@target=Test::member*/ member;
t?. /*@target=Test::member*/ member--;
var /*@ type=B* */ v1 =
t?. /*@target=Test::member*/ member = /*@ typeArgs=B* */ f();
var /*@ type=B* */ v2 =
t?. /*@target=Test::member*/ member ??= /*@ typeArgs=B* */ f();
var /*@ type=A* */ v3 =
t?. /*@target=Test::member*/ member += /*@ typeArgs=dynamic */ f();
var /*@ type=B* */ v4 =
t?. /*@target=Test::member*/ member *= /*@ typeArgs=dynamic */ f();
var /*@ type=C* */ v5 =
t?. /*@target=Test::member*/ member &= /*@ typeArgs=dynamic */ f();
var /*@ type=B* */ v6 = --t?. /*@target=Test::member*/ member;
var /*@ type=B* */ v7 = t?. /*@target=Test::member*/ member--;
}
}
main() {}