action-debian-package/node_modules/ramda/es/pipeWith.js
Dawid Dziurla 9308795b8b
update
2020-03-26 15:37:35 +01:00

47 lines
1.4 KiB
JavaScript

import _arity from "./internal/_arity.js";
import _curry2 from "./internal/_curry2.js";
import head from "./head.js";
import _reduce from "./internal/_reduce.js";
import tail from "./tail.js";
import identity from "./identity.js";
/**
* Performs left-to-right function composition using transforming function. The first argument may have
* any arity; the remaining arguments must be unary.
*
* **Note:** The result of pipeWith is not automatically curried. Transforming function is not used on the
* first argument.
*
* @func
* @memberOf R
* @since v0.26.0
* @category Function
* @sig ((* -> *), [((a, b, ..., n) -> o), (o -> p), ..., (x -> y), (y -> z)]) -> ((a, b, ..., n) -> z)
* @param {...Function} functions
* @return {Function}
* @see R.composeWith, R.pipe
* @example
*
* const pipeWhileNotNil = R.pipeWith((f, res) => R.isNil(res) ? res : f(res));
* const f = pipeWhileNotNil([Math.pow, R.negate, R.inc])
*
* f(3, 4); // -(3^4) + 1
* @symb R.pipeWith(f)([g, h, i])(...args) = f(i, f(h, g(...args)))
*/
var pipeWith =
/*#__PURE__*/
_curry2(function pipeWith(xf, list) {
if (list.length <= 0) {
return identity;
}
var headList = head(list);
var tailList = tail(list);
return _arity(headList.length, function () {
return _reduce(function (result, f) {
return xf.call(this, f, result);
}, headList.apply(this, arguments), tailList);
});
});
export default pipeWith;