Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/clinic.corals.io/node_modules/webpack/lib/util/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
*/

"use strict";

/** @template T @typedef {function(): T} FunctionReturning */

/**
 * @template T
 * @param {FunctionReturning<T>} fn memorized function
 * @returns {FunctionReturning<T>} new function
 */
const memoize = fn => {
	let cache = false;
	/** @type {T} */
	let result = undefined;
	return () => {
		if (cache) {
			return result;
		} else {
			result = fn();
			cache = true;
			// Allow to clean up memory for fn
			// and all dependent resources
			fn = undefined;
			return result;
		}
	};
};

module.exports = memoize;