enforce component's data property to be a function (vue/no-shared-component-data)

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

👎 Examples of incorrect code for this rule:

Vue.component('some-comp', {
  data: {
    foo: 'bar'
  }
})

export default {
  data: {
    foo: 'bar'
  }
})

👍 Examples of correct code for this rule:

Vue.component('some-comp', {
  data: function () {
    return {
      foo: 'bar'
    }
  }
})

export default {
  data () {
    return {
      foo: 'bar'
    }
  }
}

Nothing.