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Diffstat (limited to 'node_modules/lodash/invokeMap.js')
-rw-r--r-- | node_modules/lodash/invokeMap.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/node_modules/lodash/invokeMap.js b/node_modules/lodash/invokeMap.js new file mode 100644 index 000000000..f3302db86 --- /dev/null +++ b/node_modules/lodash/invokeMap.js @@ -0,0 +1,44 @@ +var apply = require('./_apply'), + baseEach = require('./_baseEach'), + baseInvoke = require('./_baseInvoke'), + baseRest = require('./_baseRest'), + isArrayLike = require('./isArrayLike'), + isKey = require('./_isKey'); + +/** + * Invokes the method at `path` of each element in `collection`, returning + * an array of the results of each invoked method. Any additional arguments + * are provided to each invoked method. If `path` is a function, it's invoked + * for, and `this` bound to, each element in `collection`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Array|Function|string} path The path of the method to invoke or + * the function invoked per iteration. + * @param {...*} [args] The arguments to invoke each method with. + * @returns {Array} Returns the array of results. + * @example + * + * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort'); + * // => [[1, 5, 7], [1, 2, 3]] + * + * _.invokeMap([123, 456], String.prototype.split, ''); + * // => [['1', '2', '3'], ['4', '5', '6']] + */ +var invokeMap = baseRest(function(collection, path, args) { + var index = -1, + isFunc = typeof path == 'function', + isProp = isKey(path), + result = isArrayLike(collection) ? Array(collection.length) : []; + + baseEach(collection, function(value) { + var func = isFunc ? path : ((isProp && value != null) ? value[path] : undefined); + result[++index] = func ? apply(func, value, args) : baseInvoke(value, path, args); + }); + return result; +}); + +module.exports = invokeMap; |