no-deprecated-props-default-this.md

pageClass	sidebarDepth	title	description	since
rule-details	0	vue/no-deprecated-props-default-this	disallow deprecated `this` access in props default function (in Vue.js 3.0.0+)	v7.0.0

vue/no-deprecated-props-default-this

disallow deprecated this access in props default function (in Vue.js 3.0.0+)

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

📖 Rule Details

This rule reports the use of this within the props default value factory functions. In Vue.js 3.0.0+, props default value factory functions no longer have access to this.

See Migration Guide - Props Default Function this Access for more details.

<script>
export default {
  props: {
    a: String,
    b: {
      default () {
        /* ✗ BAD */
        return this.a
      }
    }
  }
}
</script>

<script>
export default {
  props: {
    a: String,
    b: {
      default (props) {
        /* ✓ GOOD */
        return props.a
      }
    }
  }
}
</script>

🔧 Options

Nothing.

📚 Further Reading

• Migration Guide - Props Default Function this Access

🚀 Version

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

🔍 Implementation

• Rule source
• Test source