|  | // Copyright (c) 2012, 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"; | 
|  |  | 
|  | final x = foo(); | 
|  | final y = y2(y3); | 
|  | final y2 = incrementCreator(); | 
|  | final y3 = fib(5); | 
|  |  | 
|  | foo() => 499; | 
|  |  | 
|  | incrementCreator() => (x) => x + 1; | 
|  | fib(x) { | 
|  | if (x < 2) return x; | 
|  | return fib(x - 1) + fib(x - 2); | 
|  | } | 
|  |  | 
|  | var count = 0; | 
|  | sideEffect() => count++; | 
|  |  | 
|  | final t = sideEffect(); | 
|  | var t2 = sideEffect(); | 
|  |  | 
|  | class A { | 
|  | static final a = toto(); | 
|  | static final b = b2(b3); | 
|  | static final b2 = decrementCreator(); | 
|  | static final b3 = fact(5); | 
|  |  | 
|  | static toto() => 666; | 
|  |  | 
|  | static decrementCreator() => (x) => x - 1; | 
|  | static fact(x) { | 
|  | if (x <= 1) return x; | 
|  | return x * fact(x - 1); | 
|  | } | 
|  | } | 
|  |  | 
|  | main() { | 
|  | Expect.equals(499, x); | 
|  | Expect.equals(6, y); | 
|  | Expect.equals(666, A.a); | 
|  | Expect.equals(119, A.b); | 
|  | Expect.equals(0, t); | 
|  | t2 = 499; | 
|  | Expect.equals(499, t2); | 
|  | Expect.equals(1, count); | 
|  | } |