reject of async event never catch #9694
Description
Version
2.6.8
Reproduction link
https://jsfiddle.net/shenron/vfksgnr4/3/
Steps to reproduce
Call manually an event with $listeners. The promise returned has only success.
What is expected?
The promise returned should have success and error
What is actually happening?
All answers (success as error) are resolved as success
It seems to work with a previous version of VueJS