ramda-adjunct/lib/weaveLazy.js

Ramda Adjunct is the most popular and most comprehensive set of utilities for use with Ramda, providing a variety of useful, well tested functions with excellent documentation.

"use strict";

exports.__esModule = true;
exports["default"] = void 0;

var _ramda = require("ramda");

/**
 * Weaves a configuration into function returning the runnable monad like `Reader` or `Free`.
 * This allows us to pre-bind the configuration in advance and use the weaved function
 * without need to explicitly pass the configuration on every call.
 *
 * @func weaveLazy
 * @memberOf RA
 * @since {@link https://char0n.github.io/ramda-adjunct/1.10.0|v1.10.0}
 * @category Function
 * @sig (*... -> *) -> (* -> *) -> (*... -> *)
 * @param {Function} fn The function to weave
 * @param {Function} configAccessor The function that returns the configuration object
 * @return {Function} Auto-curried weaved function
 * @example
 *
 * const { Reader: reader } = require('monet');
 *
 * const log = value => reader(
 *   config => config.log(value)
 * );
 *
 * const consoleAccessor = R.always(console);
 *
 * // no weaving
 * log('test').run(console); //=> prints 'test'
 *
 * // weaving
 * const wlog = RA.weaveLazy(log, consoleAccessor);
 * wlog('test'); //=> prints 'test'
 */
var weaveLazy = (0, _ramda.curryN)(2, function (fn, configAccessor) {
  return (0, _ramda.curryN)(fn.length, function () {
    return fn.apply(void 0, arguments).run(configAccessor());
  });
});
var _default = weaveLazy;
exports["default"] = _default;