js/src/jit-test/tests/for-of/generators-2.js@6474c204b198 (annotated)
js/src/jit-test/tests/for-of/generators-2.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | // Generator-iterators are consumed the first time they are iterated. |
| michael@0 | 2 | |
| michael@0 | 3 | function range(n) { |
| michael@0 | 4 | for (var i = 0; i < n; i++) |
| michael@0 | 5 | yield i; |
| michael@0 | 6 | } |
| michael@0 | 7 | |
| michael@0 | 8 | var r = range(10); |
| michael@0 | 9 | var i = 0; |
| michael@0 | 10 | for (var x in r) |
| michael@0 | 11 | assertEq(x, i++); |
| michael@0 | 12 | assertEq(i, 10); |
| michael@0 | 13 | for (var y in r) |
| michael@0 | 14 | throw "FAIL"; |
| michael@0 | 15 | assertEq(y, undefined); |
