pkg/front_end/testcases/inference/infer_type_on_var_from_field.dart

// 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 {
  int x = 0;

  test1() {
    var /*@ type=int* */ a = /*@target=A::x*/ x;
    a = /*error:INVALID_ASSIGNMENT*/ "hi";
    a = 3;
    var /*@ type=int* */ b = /*@target=A::y*/ y;
    b = /*error:INVALID_ASSIGNMENT*/ "hi";
    b = 4;
    var /*@ type=int* */ c = /*@target=A::z*/ z;
    c = /*error:INVALID_ASSIGNMENT*/ "hi";
    c = 4;
  }

  int y; // field def after use
  final z = 42; // should infer `int`
}

main() {}