diff options
Diffstat (limited to 'deps/npm/node_modules/lodash/lang/isArray.js')
-rw-r--r-- | deps/npm/node_modules/lodash/lang/isArray.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/deps/npm/node_modules/lodash/lang/isArray.js b/deps/npm/node_modules/lodash/lang/isArray.js new file mode 100644 index 0000000000..9ab023acb9 --- /dev/null +++ b/deps/npm/node_modules/lodash/lang/isArray.js @@ -0,0 +1,40 @@ +var getNative = require('../internal/getNative'), + isLength = require('../internal/isLength'), + isObjectLike = require('../internal/isObjectLike'); + +/** `Object#toString` result references. */ +var arrayTag = '[object Array]'; + +/** Used for native method references. */ +var objectProto = Object.prototype; + +/** + * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objToString = objectProto.toString; + +/* Native method references for those with the same name as other `lodash` methods. */ +var nativeIsArray = getNative(Array, 'isArray'); + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(function() { return arguments; }()); + * // => false + */ +var isArray = nativeIsArray || function(value) { + return isObjectLike(value) && isLength(value.length) && objToString.call(value) == arrayTag; +}; + +module.exports = isArray; |