vue/no-shared-component-data

enforce component's data property to be a function

• ⚙️ This rule is included in all of "plugin:vue/essential", *.configs["flat/essential"], "plugin:vue/vue2-essential", *.configs["flat/vue2-essential"], "plugin:vue/strongly-recommended", *.configs["flat/strongly-recommended"], "plugin:vue/vue2-strongly-recommended", *.configs["flat/vue2-strongly-recommended"], "plugin:vue/recommended", *.configs["flat/recommended"], "plugin:vue/vue2-recommended" and *.configs["flat/vue2-recommended"].
• 🔧 The --fix option on the command line can automatically fix some of the problems reported by this rule.

When using the data property on a component (i.e. anywhere except on new Vue), the value must be a function that returns an object.

📖 Rule Details

When the value of data is an object, it’s shared across all instances of a component.

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🔧 Options

Nothing.

📚 Further Reading

• Style guide (for v2) - Component data
• API - data
• API (for v2) - data

🚀 Version

This rule was introduced in eslint-plugin-vue v3.8.0

🔍 Implementation

• Rule source
• Test source