setinterval

setinterval

More reasonable setInterval for async task.

Install

$ npm i setinterval

Example

  const Timer = require('setinterval');
  const t = new Timer(function*() {
    const user = yield db.User.get(id);
    console.log(user);
  }, 1000);

  // start timer
  t.setInterval();

  // xxxx
  t.clearInterval();

API

• setInterval(fn, period)

fn should be a Promise, a generator function or a thunk.

• clearInterval()

cancel timer.

Events

• tick

Triggered each time fn is finished, whenever a error is thrown. You can cancel the timer in this event. A count parameter is passed in the event handler which stands for how many times fn has been called.

timer.on('tick', count => {
  timer.clearInterval();
});

• error

Triggered when error thrown from fn.

timer.on('error', e => {
  logger.info(e.stack);
});

License

MIT