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| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 // Dart test program testing closures. | |
| 5 | |
| 6 typedef T F<T>(T t); | |
| 7 | |
| 8 class Parameterized<T> { | |
| 9 Parameterized() { } | |
| 10 T mul3(F f, T t) { return 3*f(t); } | |
| 11 T test(T t) { | |
| 12 return mul3(T _(T t) { return 3*t; }, t); | |
| 13 } | |
| 14 } | |
| 15 | |
| 16 class LocalFunction2Test { | |
| 17 static int f(int n) { | |
| 18 int a = 0; | |
| 19 var g = (int n) { | |
| 20 a += n; | |
| 21 return a; | |
| 22 }; | |
| 23 var h = (int n) { | |
| 24 a += 10*n; | |
| 25 return a; | |
| 26 }; | |
| 27 return g(n) + h(n); | |
| 28 } | |
| 29 | |
| 30 static testMain() { | |
| 31 Expect.equals(3 + 33, f(3)); | |
| 32 Expect.equals(9.0, new Parameterized<double>().test(1.0)); | |
| 33 } | |
| 34 } | |
| 35 | |
| 36 main() { | |
| 37 LocalFunction2Test.testMain(); | |
| 38 } | |
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