Blame view
app/bower_components/es5-shim/tests/helpers/h-kill.js
1.31 KB
f986e111b
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 |
// This methods allows the killing of built-in functions, // so the shim can take over with that implementation var HLP = (function() { "use strict"; var kill; kill = function(_class, methods) { /*if(!Array.isArray(methods)) return;*/ if(!_class.originals) _class.originals = {}; for (var i = 0, len = methods.length; i < len; i++) { var obj = methods[i]; _class.originals[obj] = _class[obj]; delete _class[obj]; if (obj in _class) { // try something more aggressive since V8 at least // appears to ignore the delete. _class[obj] = null; if (_class[obj]) { console.log("Couln't overwrite", obj, "of", _class); } } } }; return { kill: kill }; }()); HLP.kill(Function.prototype, [ 'bind' ]); HLP.kill(Array, [ 'isArray' ]); HLP.kill(String.prototype, [ "trim" ]); HLP.kill(Object, [ 'keys' ]); HLP.kill(Number.prototype, [ 'toFixed' ]); HLP.kill(Date, [ 'now', 'parse' ]); HLP.kill(Date.prototype, [ "toJSON", "toISOString" ]); HLP.kill(Array.prototype, [ 'forEach', 'some', 'every', 'indexOf', 'lastIndexOf', 'map', 'filter', 'reduce', 'reduceRight' ]); |