From 021fe2b33f7b4fa11ddd3318226eee6fc4c53ada Mon Sep 17 00:00:00 2001
From: Yosuke Ota <otameshiyo23@gmail.com>
Date: Wed, 9 Jun 2021 16:39:40 +0900
Subject: [PATCH] Add `vue/no-deprecated-v-is` rule (#1510)

---
 docs/rules/README.md                  |  1 +
 docs/rules/no-deprecated-v-is.md      | 42 +++++++++++++++++++++++++++
 lib/index.js                          |  1 +
 lib/rules/no-deprecated-v-is.js       | 31 ++++++++++++++++++++
 tests/lib/rules/no-deprecated-v-is.js | 36 +++++++++++++++++++++++
 5 files changed, 111 insertions(+)
 create mode 100644 docs/rules/no-deprecated-v-is.md
 create mode 100644 lib/rules/no-deprecated-v-is.js
 create mode 100644 tests/lib/rules/no-deprecated-v-is.js

diff --git a/docs/rules/README.md b/docs/rules/README.md
index 16185b231..914242d1c 100644
--- a/docs/rules/README.md
+++ b/docs/rules/README.md
@@ -298,6 +298,7 @@ For example:
 | [vue/next-tick-style](./next-tick-style.md) | enforce Promise or callback style in `nextTick` | :wrench: |
 | [vue/no-bare-strings-in-template](./no-bare-strings-in-template.md) | disallow the use of bare strings in `<template>` |  |
 | [vue/no-boolean-default](./no-boolean-default.md) | disallow boolean defaults | :wrench: |
+| [vue/no-deprecated-v-is](./no-deprecated-v-is.md) | disallow deprecated `v-is` directive (in Vue.js 3.1.0+) | :wrench: |
 | [vue/no-duplicate-attr-inheritance](./no-duplicate-attr-inheritance.md) | enforce `inheritAttrs` to be set to `false` when using `v-bind="$attrs"` |  |
 | [vue/no-empty-component-block](./no-empty-component-block.md) | disallow the `<template>` `<script>` `<style>` block to be empty |  |
 | [vue/no-invalid-model-keys](./no-invalid-model-keys.md) | require valid keys in model option |  |
diff --git a/docs/rules/no-deprecated-v-is.md b/docs/rules/no-deprecated-v-is.md
new file mode 100644
index 000000000..5b16a8c8c
--- /dev/null
+++ b/docs/rules/no-deprecated-v-is.md
@@ -0,0 +1,42 @@
+---
+pageClass: rule-details
+sidebarDepth: 0
+title: vue/no-deprecated-v-is
+description: disallow deprecated `v-is` directive (in Vue.js 3.1.0+)
+---
+# vue/no-deprecated-v-is
+
+> disallow deprecated `v-is` directive (in Vue.js 3.1.0+)
+
+- :exclamation: <badge text="This rule has not been released yet." vertical="middle" type="error"> ***This rule has not been released yet.*** </badge>
+- :wrench: The `--fix` option on the [command line](https://eslint.org/docs/user-guide/command-line-interface#fixing-problems) can automatically fix some of the problems reported by this rule.
+
+## :book: Rule Details
+
+This rule reports deprecated `v-is` directive in Vue.js v3.1.0+.
+
+Use [`is` attribute with `vue:` prefix](https://v3.vuejs.org/api/special-attributes.html#is) instead.
+
+<eslint-code-block fix :rules="{'vue/no-deprecated-v-is': ['error']}">
+
+```vue
+<template>
+  <!-- ✓ GOOD -->
+  <div is="vue:MyComponent" />
+  <component is="MyComponent" />
+  
+  <!-- ✗ BAD -->
+  <div v-is="'MyComponent'" />
+</template>
+```
+
+</eslint-code-block>
+
+## :books: Further Reading
+
+- [v-is](https://v3.vuejs.org/api/directives.html#v-is)
+
+## :mag: Implementation
+
+- [Rule source](https://github.com/vuejs/eslint-plugin-vue/blob/master/lib/rules/no-deprecated-v-is.js)
+- [Test source](https://github.com/vuejs/eslint-plugin-vue/blob/master/tests/lib/rules/no-deprecated-v-is.js)
diff --git a/lib/index.js b/lib/index.js
index 20ecde959..313cc6930 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -71,6 +71,7 @@ module.exports = {
     'no-deprecated-slot-attribute': require('./rules/no-deprecated-slot-attribute'),
     'no-deprecated-slot-scope-attribute': require('./rules/no-deprecated-slot-scope-attribute'),
     'no-deprecated-v-bind-sync': require('./rules/no-deprecated-v-bind-sync'),
+    'no-deprecated-v-is': require('./rules/no-deprecated-v-is'),
     'no-deprecated-v-on-native-modifier': require('./rules/no-deprecated-v-on-native-modifier'),
     'no-deprecated-v-on-number-modifiers': require('./rules/no-deprecated-v-on-number-modifiers'),
     'no-deprecated-vue-config-keycodes': require('./rules/no-deprecated-vue-config-keycodes'),
diff --git a/lib/rules/no-deprecated-v-is.js b/lib/rules/no-deprecated-v-is.js
new file mode 100644
index 000000000..cc4ad0a3e
--- /dev/null
+++ b/lib/rules/no-deprecated-v-is.js
@@ -0,0 +1,31 @@
+/**
+ * @author Yosuke Ota
+ * See LICENSE file in root directory for full license.
+ */
+'use strict'
+
+const utils = require('../utils')
+const vIs = require('./syntaxes/v-is')
+
+module.exports = {
+  meta: {
+    type: 'suggestion',
+    docs: {
+      description: 'disallow deprecated `v-is` directive (in Vue.js 3.1.0+)',
+      // TODO Switch to `vue3-essential` in the major version.
+      // categories: ['vue3-essential'],
+      categories: undefined,
+      url: 'https://eslint.vuejs.org/rules/no-deprecated-v-is.html'
+    },
+    fixable: 'code',
+    schema: [],
+    messages: {
+      forbiddenVIs: '`v-is` directive is deprecated.'
+    }
+  },
+  /** @param {RuleContext} context */
+  create(context) {
+    const templateBodyVisitor = vIs.createTemplateBodyVisitor(context)
+    return utils.defineTemplateBodyVisitor(context, templateBodyVisitor)
+  }
+}
diff --git a/tests/lib/rules/no-deprecated-v-is.js b/tests/lib/rules/no-deprecated-v-is.js
new file mode 100644
index 000000000..cdc47b9aa
--- /dev/null
+++ b/tests/lib/rules/no-deprecated-v-is.js
@@ -0,0 +1,36 @@
+'use strict'
+
+const RuleTester = require('eslint').RuleTester
+const rule = require('../../../lib/rules/no-deprecated-v-is')
+
+const tester = new RuleTester({
+  parser: require.resolve('vue-eslint-parser'),
+  parserOptions: {
+    ecmaVersion: 2015
+  }
+})
+
+tester.run('no-deprecated-v-is', rule, {
+  valid: [
+    `<template>
+      <div is="vue:MyComponent" />
+    </template>`,
+    `<template>
+      <component is="MyComponent" />
+    </template>`
+  ],
+  invalid: [
+    {
+      code: `
+      <template>
+        <div v-is="'MyComponent'" />
+      </template>`,
+      errors: [
+        {
+          message: '`v-is` directive is deprecated.',
+          line: 3
+        }
+      ]
+    }
+  ]
+})