nativescript-contacts-lite/get-contacts-worker.js

NativeScript plugin providing pretty fast read-only access to the iOS and Android contact directory

require('globals'); // necessary to bootstrap tns modules on the new thread
let contacts = require("./contacts");

self.onmessage = (event) => {
  let result = contacts.getContactsFromBackend(
    event.data.fields,
    (event.data.searchTerm==='') ? undefined : event.data.searchTerm,
    event.data.debug,
    true // we are running in a web worker
  );
  postMessage(result);
}