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get return value of $emit event's callback #5443

Closed
@wang2lang

Description

@wang2lang

Version

2.2.6

Reproduction link

https://jsfiddle.net/50wL7mdz/27555/

Steps to reproduce

<component @click="callback">
</component>

function callbcak() {
  return new Promise(function(resolve, reject) {
    setTimeout(() => {
      resolve('resolved')
    }, 2000)
  })
}

// in component
<script>
  ...
    methods: {
      handleClick(evt) {
        var promise = this.$emit('click', evt)
        console.log(promise)   // promise is component self, not the return promise
      }
    }
  ...
</script>

What is expected?

expect $emit get the return value of event's callback

What is actually happening?

get component self

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