{"ast":null,"code":"import baseKeys from './_baseKeys.js';\nimport getTag from './_getTag.js';\nimport isArrayLike from './isArrayLike.js';\nimport isString from './isString.js';\nimport stringSize from './_stringSize.js';\n\n/** `Object#toString` result references. */\nvar mapTag = '[object Map]',\n  setTag = '[object Set]';\n\n/**\n * Gets the size of `collection` by returning its length for array-like\n * values or the number of own enumerable string keyed properties for objects.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @returns {number} Returns the collection size.\n * @example\n *\n * _.size([1, 2, 3]);\n * // => 3\n *\n * _.size({ 'a': 1, 'b': 2 });\n * // => 2\n *\n * _.size('pebbles');\n * // => 7\n */\nfunction size(collection) {\n  if (collection == null) {\n    return 0;\n  }\n  if (isArrayLike(collection)) {\n    return isString(collection) ? stringSize(collection) : collection.length;\n  }\n  var tag = getTag(collection);\n  if (tag == mapTag || tag == setTag) {\n    return collection.size;\n  }\n  return baseKeys(collection).length;\n}\nexport default size;","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]}