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- 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 function may have
- * any arity; the remaining functions 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} transformer The transforming function
- * @param {Array} functions The functions to pipe
- * @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;
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