HTML Structured Clone Algorithm directly exposed in JavaScript using BroadcastChannels

structured_clone.js

// @Vanilagy 2019
//
// Example: 
// structuredClone([5, {hello: 'world'}, new Set()]).then((data) => console.log(data));
// > [5, {hello: "world"}, Set(0)]

var structuredClone = (function() {
    var sender = new BroadcastChannel('structuredClone'),
        receiver = new BroadcastChannel('structuredClone');

    return function(data) {
        return new Promise((resolve) => {
            receiver.onmessage = (e) => resolve(e.data);
            sender.postMessage(data);
        });
    };
})();