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js/src/jit-test/tests/for-of/semantics-03.js@6474c204b198

js/src/jit-test/tests/for-of/semantics-03.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.

 // Replacing Array.prototype.iterator with a generator affects for-of behavior.

 load(libdir + "iteration.js");

 Array.prototype[std_iterator] = function* () {

     for (var i = this.length; --i >= 0; )

         yield this[i];

 };

 var s = '';

 for (var v of ['a', 'b', 'c', 'd'])

     s += v;

 assertEq(s, 'dcba');