\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5×\D6?\BDê\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2€ \00 $\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4ê\E9\F2á\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /opt/alt/alt-nodejs11/root/lib/node_modules/npm/node_modules.bundled/mem/

Viewing File: index.js

'use strict';
const mimicFn = require('mimic-fn');

const cacheStore = new WeakMap();

const defaultCacheKey = function (x) {
	if (arguments.length === 1 && (x === null || x === undefined || (typeof x !== 'function' && typeof x !== 'object'))) {
		return x;
	}

	return JSON.stringify(arguments);
};

module.exports = (fn, opts) => {
	opts = Object.assign({
		cacheKey: defaultCacheKey,
		cache: new Map()
	}, opts);

	const memoized = function () {
		const cache = cacheStore.get(memoized);
		const key = opts.cacheKey.apply(null, arguments);

		if (cache.has(key)) {
			const c = cache.get(key);

			if (typeof opts.maxAge !== 'number' || Date.now() < c.maxAge) {
				return c.data;
			}
		}

		const ret = fn.apply(null, arguments);

		cache.set(key, {
			data: ret,
			maxAge: Date.now() + (opts.maxAge || 0)
		});

		return ret;
	};

	mimicFn(memoized, fn);

	cacheStore.set(memoized, opts.cache);

	return memoized;
};

module.exports.clear = fn => {
	const cache = cacheStore.get(fn);

	if (cache && typeof cache.clear === 'function') {
		cache.clear();
	}
};