/usr/lib/nodejs/es5-ext/object/first-key.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 11 12 13 | "use strict";
var value = require("./valid-value")
, objPropertyIsEnumerable = Object.prototype.propertyIsEnumerable;
module.exports = function (obj) {
var i;
value(obj);
for (i in obj) {
if (objPropertyIsEnumerable.call(obj, i)) return i;
}
return null;
};
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