/usr/lib/nodejs/es5-ext/object/is.js is in node-es5-ext 0.10.30-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | // Implementation credits go to:
// http://wiki.ecmascript.org/doku.php?id=harmony:egal
"use strict";
var numIsNaN = require("../number/is-nan");
module.exports = function (val1, val2) {
return val1 === val2 ? val1 !== 0 || 1 / val1 === 1 / val2 : numIsNaN(val1) && numIsNaN(val2);
};
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