Event chaining no longer works

Created by: ferronrsmith

version : 3.0.0-rc4

taskQueue.on('ready', () => {
  // Queue ready for job
  // All Redis connections are done
  logger.trace('Task Queue is now ready');
}).on('error', (error) => {
  logger.error(error);
}).on('active', (job) => {
  logTask(job, 'Started');
}).on('stalled', (job) => {
  // Job that was considered stalled. Useful for debugging job workers that crash or pause the event loop.
  logger.trace('job stalled', job);
}).on('completed', (job) => {
  // Job completed with output result!
  logTask(job, 'Completed');
});

Errors

/bull-queue/worker.js:39
}).on('error', (job) => {
   ^

TypeError: taskQueue.on(...).on is not a function
    at Object.<anonymous> (/bull-queue/worker.js:39:4)
    at Module._compile (module.js:570:32)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.runMain (module.js:604:10)
    at run (bootstrap_node.js:389:7)
    at startup (bootstrap_node.js:149:9)
    at bootstrap_node.js:504:3