import registerPromiseWorker from 'promise-worker/register'; import * as sjcl from 'sjcl' registerPromiseWorker((payload) => { // console.log(payload) // console.log('decrypted = ' + sjcl.decrypt(payload.passphrase, JSON.stringify(payload.cipher))); return sjcl.decrypt(payload.passphrase, JSON.stringify(payload.cipher)) });