| // Copyright (c) 2011, 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. |
| |
| import "package:expect/expect.dart"; |
| |
| // Native class with named constructors and static methods. |
| |
| |
| |
| class A native "A" { |
| |
| factory A(int len) => _construct(len); |
| |
| factory A.fromString(String s) => _construct(s.length); |
| |
| // Only functions with zero parameters are allowed with "native r'...'". |
| factory A.nativeConstructor() native r'return makeA(102);'; |
| |
| static A _construct(v) { return makeA(v); } |
| |
| foo() native; |
| } |
| |
| makeA(v) native; |
| |
| void setup() native """ |
| // This code is all inside 'setup' and so not accesible from the global scope. |
| function A(arg) { this._x = arg; } |
| A.prototype.foo = function() { return this._x; }; |
| makeA = function(arg) { return new A(arg); } |
| """; |
| |
| main() { |
| setup(); |
| var a1 = new A(100); |
| var a2 = new A.fromString('Hello'); |
| var a3 = new A.nativeConstructor(); |
| |
| Expect.equals(100, a1.foo()); |
| Expect.equals(5, a2.foo()); |
| Expect.equals(102, a3.foo()); |
| } |