lib/index.js
function handle() {
          self.removeListener(event, reset);
          callback.apply(self, [event].concat(args));
        }
function handle() {
          self.removeListener(event, reset);
          callback.apply(self, [event].concat(args));
        }
function handle ( ) { self . removeListener ( event , reset ) ; callback . apply ( self , [ event ] . concat ( args ) ) ; }
Handle the idle callback as the setTimeout got triggerd.

@api private
Handle the idle callback as the setTimeout got triggerd .