# Source: https://github.com/vuejs/eslint-plugin-vue/blob/master/docs/rules/no-unsupported-features.md

---
pageClass: rule-details
sidebarDepth: 0
title: vue/no-unsupported-features
description: disallow unsupported Vue.js syntax on the specified version
since: v6.1.0
---

# vue/no-unsupported-features

> disallow unsupported Vue.js syntax on the specified version

- :wrench: The `--fix` option on the [command line](https://eslint.org/docs/user-guide/command-line-interface#fix-problems) can automatically fix some of the problems reported by this rule.

## :book: Rule Details

This rule reports unsupported Vue.js syntax on the specified version.

## :wrench: Options

```json
{
  "vue/no-unsupported-features": ["error", {
    "version": "^2.6.0",
    "ignores": []
  }]
}
```

- `version` ... The `version` option accepts [the valid version range of `node-semver`](https://github.com/npm/node-semver#range-grammar). Set the version of Vue.js you are using. This option is required.
- `ignores` ... You can use this `ignores` option to ignore the given features.
  The `"ignores"` option accepts an array of the following strings.
  - Vue.js 3.4.0+
    - `"define-model"` ... `defineModel()` macro.
    - `"v-bind-same-name-shorthand"` ... `v-bind` same-name shorthand.
  - Vue.js 3.3.0+
    - `"define-slots"` ... `defineSlots()` macro.
    - `"define-options"` ... `defineOptions()` macro.
  - Vue.js 3.2.0+
    - `"v-memo"` ... [v-memo](https://vuejs.org/api/built-in-directives.html#v-memo) directive.
    - `"v-bind-prop-modifier-shorthand"` ... `v-bind` with `.prop` modifier shorthand.
    - `"v-bind-attr-modifier"` ... `.attr` modifier on `v-bind` directive.
  - Vue.js 3.1.0+
    - `"is-attribute-with-vue-prefix"` ... [`is` attribute with `vue:` prefix](https://vuejs.org/api/built-in-special-attributes.html#is)
  - Vue.js 3.0.0+
    - `"v-model-argument"` ... [argument on `v-model`][Vue RFCs - 0005-replace-v-bind-sync-with-v-model-argument]
    - `"v-model-custom-modifiers"` ... [custom modifiers on `v-model`][Vue RFCs - 0011-v-model-api-change]
    - `"v-is"` ... [v-is](https://v3.vuejs.org/api/directives.html#v-is) directive.
  - Vue.js 2.7.0+
    - `"style-css-vars-injection"` ... [SFC CSS variable injection][Vue RFCs - 0043-sfc-style-variables]
    - `"script-setup"` ... [`<script setup>`][Vue RFCs - 0040-script-setup]
  - Vue.js 2.6.0+
    - `"dynamic-directive-arguments"` ... [dynamic directive arguments](https://vuejs.org/guide/essentials/template-syntax.html#dynamic-arguments).
    - `"v-slot"` ... [v-slot](https://vuejs.org/api/built-in-directives.html#v-slot) directive.
  - Vue.js 2.5.0+
    - `"slot-scope-attribute"` ... [slot-scope](https://v2.vuejs.org/v2/api/#slot-scope-deprecated) attributes.

### `{"version": "^2.6.0"}`

<eslint-code-block fix :rules="{'vue/no-unsupported-features': ['error', {'version': '^2.6.0'}]}">

```vue
<template>
  <!-- ✓ GOOD -->
  <MyInput v-bind:foo.sync="val" />

  <!-- ✗ BAD -->
  <!-- argument on `v-model` -->
  <MyInput v-model:foo="val" />
  <!-- custom modifiers on `v-model` -->
  <MyComp v-model.foo.bar="text" />
</template>
```

</eslint-code-block>

### `{"version": "^2.5.0"}`

<eslint-code-block fix :rules="{'vue/no-unsupported-features': ['error', {'version': '^2.5.0'}]}">

```vue
<template>
  <!-- ✓ GOOD -->
  <CustomComponent :foo="val" />
  <ListComponent>
    <template slot="name" slot-scope="props">
      {{ props.title }}
    </template>
  </ListComponent>

  <!-- ✗ BAD -->
  <!-- dynamic directive arguments -->
  <CustomComponent :[foo]="val" />
  <ListComponent>
    <!-- v-slot -->
    <template v-slot:name="props">
      {{ props.title }}
    </template>
    <template #name="props">
      {{ props.title }}
    </template>
  </ListComponent>
</template>
```

</eslint-code-block>

## :books: Further Reading

- [API - defineOptions()](https://vuejs.org/api/sfc-script-setup.html#defineoptions)
- [API - defineSlots()](https://vuejs.org/api/sfc-script-setup.html#defineslots)
- [API - v-memo](https://vuejs.org/api/built-in-directives.html#v-memo)
- [API - v-is](https://v3.vuejs.org/api/directives.html#v-is)
- [API - v-is (Old)](https://github.com/vuejs/docs-next/blob/008613756c3d781128d96b64a2d27f7598f8f548/src/api/directives.md#v-is)
- [Guide - Dynamic Arguments](https://vuejs.org/guide/essentials/template-syntax.html#dynamic-arguments)
- [API - v-slot](https://vuejs.org/api/built-in-directives.html#v-slot)
- [API (for v2) - slot-scope](https://v2.vuejs.org/v2/api/#slot-scope-deprecated)
- [Vue RFCs - 0001-new-slot-syntax]
- [Vue RFCs - 0002-slot-syntax-shorthand]
- [Vue RFCs - 0003-dynamic-directive-arguments]
- [Vue RFCs - 0005-replace-v-bind-sync-with-v-model-argument]
- [Vue RFCs - 0011-v-model-api-change]
- [Vue RFCs - 0040-script-setup]
- [Vue RFCs - 0043-sfc-style-variables]
- [Vue RFCs - v-bind .prop shorthand proposal]

[Vue RFCs - 0001-new-slot-syntax]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0001-new-slot-syntax.md
[Vue RFCs - 0002-slot-syntax-shorthand]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0002-slot-syntax-shorthand.md
[Vue RFCs - 0003-dynamic-directive-arguments]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0003-dynamic-directive-arguments.md
[Vue RFCs - 0005-replace-v-bind-sync-with-v-model-argument]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0005-replace-v-bind-sync-with-v-model-argument.md
[Vue RFCs - 0011-v-model-api-change]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0011-v-model-api-change.md
[Vue RFCs - 0040-script-setup]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0040-script-setup.md
[Vue RFCs - 0043-sfc-style-variables]: https://github.com/vuejs/rfcs/blob/master/active-rfcs/0043-sfc-style-variables.md

[Vue RFCs - v-bind .prop shorthand proposal]: https://github.com/vuejs/rfcs/pull/18

## :rocket: Version

This rule was introduced in eslint-plugin-vue v6.1.0

## :mag: Implementation

- [Rule source](https://github.com/vuejs/eslint-plugin-vue/blob/master/lib/rules/no-unsupported-features.js)
- [Test source](https://github.com/vuejs/eslint-plugin-vue/blob/master/tests/lib/rules/no-unsupported-features.js)