@aws/pdk
Version:
All documentation is located at: https://aws.github.io/aws-pdk
48 lines (41 loc) • 1.14 kB
JavaScript
var _curry2 =
/*#__PURE__*/
require("./internal/_curry2.js");
var _reduce =
/*#__PURE__*/
require("./internal/_reduce.js");
var ap =
/*#__PURE__*/
require("./ap.js");
var curryN =
/*#__PURE__*/
require("./curryN.js");
var map =
/*#__PURE__*/
require("./map.js");
/**
* "lifts" a function to be the specified arity, so that it may "map over" that
* many lists, Functions or other objects that satisfy the [FantasyLand Apply spec](https://github.com/fantasyland/fantasy-land#apply).
*
* @func
* @memberOf R
* @since v0.7.0
* @category Function
* @sig Number -> (*... -> *) -> ([*]... -> [*])
* @param {Function} fn The function to lift into higher context
* @return {Function} The lifted function.
* @see R.lift, R.ap
* @example
*
* const madd3 = R.liftN(3, (...args) => R.sum(args));
* madd3([1,2,3], [1,2,3], [1]); //=> [3, 4, 5, 4, 5, 6, 5, 6, 7]
*/
var liftN =
/*#__PURE__*/
_curry2(function liftN(arity, fn) {
var lifted = curryN(arity, fn);
return curryN(arity, function () {
return _reduce(ap, map(lifted, arguments[0]), Array.prototype.slice.call(arguments, 1));
});
});
module.exports = liftN;