| // Copyright (c) 2013, 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. |
| |
| // Test type promotion of assigned locals. |
| |
| class A { |
| var a = "a"; |
| } |
| |
| class B extends A { |
| var b = "b"; |
| } |
| |
| class C extends B { |
| var c = "c"; |
| } |
| |
| class D extends A { |
| var d = "d"; |
| } |
| |
| class E implements C, D { |
| var a = ""; |
| var b = ""; |
| var c = ""; |
| var d = ""; |
| } |
| |
| void main() { |
| A a = new E(); |
| if (a is B) { |
| print(a.a); |
| print(a.b); |
| // ^ |
| // [analyzer] COMPILE_TIME_ERROR.UNDEFINED_GETTER |
| // [cfe] The getter 'b' isn't defined for the class 'A'. |
| a = null; |
| } |
| if (a is B) { |
| a = null; |
| print(a.a); |
| print(a.b); |
| // ^ |
| // [analyzer] COMPILE_TIME_ERROR.UNDEFINED_GETTER |
| // [cfe] The getter 'b' isn't defined for the class 'A'. |
| } |
| if (a is B) { |
| print(a.a); |
| print(a.b); |
| // ^ |
| // [analyzer] COMPILE_TIME_ERROR.UNDEFINED_GETTER |
| // [cfe] The getter 'b' isn't defined for the class 'A'. |
| { |
| a = null; |
| } |
| print(a.a); |
| print(a.b); |
| // ^ |
| // [analyzer] COMPILE_TIME_ERROR.UNDEFINED_GETTER |
| // [cfe] The getter 'b' isn't defined for the class 'A'. |
| } |
| } |