Multiple Argument Memoization Function

memoize.js

const constructPropertyFromArgs = function (fn, args) {
    return [].concat(fn.name, args).join('|');
}
  
const memoize = function (fn) {
    const cache = {}

    return function(...args) {
        const propCheck = constructPropertyFromArgs(fn, args);
        if (!cache[propCheck]) {
            cache[propCheck] = fn(...args);
        }

        return cache[propCheck];
    }
}