@cheprasov/worker-thread/.babelrc

The WorkerThread wraps a Web Worker with a Promise, also the class creates a worker script on the fly (without having to create separate worker files). You can 'inline' your worker function in the same js file as main logic.

{
  "presets": [
    "@babel/env",
    "@babel/preset-flow"
  ],
  "plugins": [
    "@babel/plugin-proposal-class-properties",
    "@babel/plugin-transform-arrow-functions"
  ]
}