vue/valid-define-emits 
enforce valid
defineEmitscompiler macro
- ⚙️ This rule is included in all of 
"plugin:vue/vue3-essential",*.configs["flat/essential"],"plugin:vue/essential",*.configs["flat/vue2-essential"],"plugin:vue/vue3-strongly-recommended",*.configs["flat/strongly-recommended"],"plugin:vue/strongly-recommended",*.configs["flat/vue2-strongly-recommended"],"plugin:vue/vue3-recommended",*.configs["flat/recommended"],"plugin:vue/recommended"and*.configs["flat/vue2-recommended"]. 
This rule checks whether defineEmits compiler macro is valid.
📖 Rule Details 
This rule reports defineEmits compiler macros in the following cases:
defineEmitsis referencing locally declared variables.defineEmitshas both a literal type and an argument. e.g.defineEmits<(e: 'foo')=>void>(['bar'])defineEmitshas been called multiple times.- Custom events are defined in both 
defineEmitsandexport default {}. - Custom events are not defined in either 
defineEmitsorexport default {}. 
🔧 Options 
Nothing.
👫 Related Rules 
🚀 Version 
This rule was introduced in eslint-plugin-vue v7.13.0