javascript clone

jsclone.js

// usage
// const obj = /* ... */;
// const sc = await jsclone.structuralClone(obj);
// const c = jsclone.clone(obj);

moudule.exports = {
  
  structuralClone(obj) => {
    return new Promise(resolve => {
      const {port1, port2} = new MessageChannel();
      port2.onmessage = ev => resolve(ev.data);
      port1.postMessage(obj);
    });
  }
  
  clone(obj) => JSON.parse(JSON.stringify(obj));
}