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disallow using arrow functions to define watcher

  • ⚙️ This rule is included in all of "plugin:vue/vue3-essential", "plugin:vue/essential", "plugin:vue/vue3-strongly-recommended", "plugin:vue/strongly-recommended", "plugin:vue/vue3-recommended" and "plugin:vue/recommended".

📖 Rule Details

This rule disallows using arrow functions when defining a watcher. Arrow functions bind to their parent context, which means they will not have access to the Vue component instance via this. See here for more details.

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🚀 Version

This rule was introduced in eslint-plugin-vue v7.0.0

🔍 Implementation