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STRd6/rename.js

Created December 5, 2013 21:09
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Rename function in JS
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rename.js
var f, rename, renamedFunction;
rename = function(fn, name) {
return Function("fn", "return (function " + name + "(){\n return fn.apply(this, arguments)\n});")(fn);
};
f = function() {};
renamedFunction = rename(f, "a_new_name");
alert(renamedFunction.name);
@CalinZBaenen
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@jonathan-annett, I thought the name field was frozen/unwritable.
Does Object.defineProperty(...) take precedence over that?

@jonathan-annett
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All i know is I've used that method with success, and seen it used elsewhere. I haven't tried it in every browser, so mileage may vary.

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