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912005267d
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680 Commit-Queue: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Stephen Adams <sra@google.com>
48 lines
856 B
Dart
48 lines
856 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.7
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import "package:expect/expect.dart";
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closure0() {
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var fib;
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fib = (i) {
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if (i < 2) return i;
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return fib(i - 1) + fib(i - 2);
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};
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Expect.equals(5, fib(5));
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}
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closure1() {
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var decr1 = 0;
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var decr2 = 0;
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var fib;
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fib = (i) {
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if (i < 2) return i;
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return fib(i - decr1) + fib(i - decr2);
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};
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decr1++;
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decr2 += 2;
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Expect.equals(5, fib(5));
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}
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closure2() {
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var f;
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f = (doReturnClosure) {
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if (doReturnClosure) {
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return () => f(false);
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} else {
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return 499;
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}
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};
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var g = f(true);
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Expect.equals(499, g());
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}
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main() {
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closure0();
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closure1();
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closure2();
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}
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