| var createWrap = require('./_createWrap'), |
| flatRest = require('./_flatRest'); |
| |
| /** Used to compose bitmasks for function metadata. */ |
| var WRAP_REARG_FLAG = 256; |
| |
| /** |
| * Creates a function that invokes `func` with arguments arranged according |
| * to the specified `indexes` where the argument value at the first index is |
| * provided as the first argument, the argument value at the second index is |
| * provided as the second argument, and so on. |
| * |
| * @static |
| * @memberOf _ |
| * @since 3.0.0 |
| * @category Function |
| * @param {Function} func The function to rearrange arguments for. |
| * @param {...(number|number[])} indexes The arranged argument indexes. |
| * @returns {Function} Returns the new function. |
| * @example |
| * |
| * var rearged = _.rearg(function(a, b, c) { |
| * return [a, b, c]; |
| * }, [2, 0, 1]); |
| * |
| * rearged('b', 'c', 'a') |
| * // => ['a', 'b', 'c'] |
| */ |
| var rearg = flatRest(function(func, indexes) { |
| return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes); |
| }); |
| |
| module.exports = rearg; |