diff --git a/lodash.js b/lodash.js index 59fb4e76c..ae335e0eb 100644 --- a/lodash.js +++ b/lodash.js @@ -2387,17 +2387,22 @@ * @returns {Array} Returns the array of property names. */ function arrayLikeKeys(value, inherited) { - // Safari 9 makes `arguments.length` enumerable in strict mode. - var result = (isArray(value) || isArguments(value)) - ? baseTimes(value.length, String) - : []; - - var length = result.length, - skipIndexes = !!length; + var isArr = isArray(value), + isArg = !isArr && isArguments(value), + isBuff = !isArr && !isArg && isBuffer(value), + isType = !isArr && !isArg && !isBuff && isTypedArray(value), + skipIndexes = isArr || isArg || isBuff || isType, + result = skipIndexes ? baseTimes(value.length, String) : [], + length = result.length; for (var key in value) { if ((inherited || hasOwnProperty.call(value, key)) && - !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + !(skipIndexes && ( + key == 'length' || + (isBuff && (key == 'offset' || key == 'parent')) || + (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) || + isIndex(key, length) + ))) { result.push(key); } }