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17 lines
491 B
17 lines
491 B
"use strict"; |
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var uniq = require("../array/#/uniq") |
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, value = require("./valid-value") |
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, push = Array.prototype.push |
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, getOwnPropertyNames = Object.getOwnPropertyNames |
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, getPrototypeOf = Object.getPrototypeOf; |
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module.exports = function (obj) { |
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var keys; |
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obj = Object(value(obj)); |
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keys = getOwnPropertyNames(obj); |
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while ((obj = getPrototypeOf(obj))) { |
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push.apply(keys, getOwnPropertyNames(obj)); |
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} |
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return uniq.call(keys); |
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};
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