blob: a3e1970b8c30e3f4c5e1c1050039628db8907640 [file] [log] [blame]
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;