roboncode

function createWorker(fn) {
  // Create a Blob object that contains the code for the worker
  // create wrapper function that calls the function passed to createWorker
  // and then posts the result back to the main thread

  const fnStr = fn.toString()

  // wrap the function in a function that calls the function and posts the result
  const wrapper = `async function(evt) {
    const fn = ${fnStr}