Deprecate Vue 2 only rules (#2675)

Author: FloEdelmann

docs/rules/index.md

@@ -91,8 +91,8 @@ Rules in this category are enabled for all presets provided by eslint-plugin-vue
 | [vue/no-use-v-if-with-v-for] | disallow using `v-if` on the same element as `v-for` |  | :three::two::hammer: |
 | [vue/no-useless-template-attributes] | disallow useless attribute on `<template>` |  | :three::two::warning: |
 | [vue/no-v-for-template-key-on-child] | disallow key of `<template v-for>` placed on child elements |  | :three::warning: |
-| [vue/no-v-for-template-key] | disallow `key` attribute on `<template v-for>` |  | :two::warning: |
-| [vue/no-v-model-argument] | disallow adding an argument to `v-model` used in custom component |  | :two::warning: |
+| [vue/no-v-for-template-key] | disallow `key` attribute on `<template v-for>` | :no_entry_sign: | :two::warning: |
+| [vue/no-v-model-argument] | disallow adding an argument to `v-model` used in custom component | :no_entry_sign: | :two::warning: |
 | [vue/no-v-text-v-html-on-component] | disallow v-text / v-html on component |  | :three::two::warning: |
 | [vue/no-watch-after-await] | disallow asynchronously registered `watch` |  | :three::hammer: |
 | [vue/prefer-import-from-vue] | enforce import from 'vue' instead of import from '@vue/*' | :wrench: | :three::hammer: |
@@ -110,10 +110,10 @@ Rules in this category are enabled for all presets provided by eslint-plugin-vue
 | [vue/valid-define-emits] | enforce valid `defineEmits` compiler macro |  | :three::two::warning: |
 | [vue/valid-define-options] | enforce valid `defineOptions` compiler macro |  | :three::warning: |
 | [vue/valid-define-props] | enforce valid `defineProps` compiler macro |  | :three::two::warning: |
-| [vue/valid-model-definition] | require valid keys in model option |  | :two::warning: |
+| [vue/valid-model-definition] | require valid keys in model option | :no_entry_sign: | :two::warning: |
 | [vue/valid-next-tick] | enforce valid `nextTick` function calls | :wrench::bulb: | :three::two::warning: |
 | [vue/valid-template-root] | enforce valid template root |  | :three::two::warning: |
-| [vue/valid-v-bind-sync] | enforce valid `.sync` modifier on `v-bind` directives |  | :two::warning: |
+| [vue/valid-v-bind-sync] | enforce valid `.sync` modifier on `v-bind` directives | :no_entry_sign: | :two::warning: |
 | [vue/valid-v-bind] | enforce valid `v-bind` directives |  | :three::two::warning: |
 | [vue/valid-v-cloak] | enforce valid `v-cloak` directives |  | :three::two::warning: |
 | [vue/valid-v-else-if] | enforce valid `v-else-if` directives |  | :three::two::warning: |
@@ -342,6 +342,18 @@ The following rules extend the rules provided by ESLint itself and apply them to
 
 </rules-table>
 
+## Deprecated
+
+- :no_entry_sign: We're going to remove deprecated rules in the next major release. Please migrate to successor/new rules.
+- :innocent: We don't fix bugs which are in deprecated rules since we don't have enough resources.
+
+| Rule ID | Replaced by |
+|:--------|:------------|
+| [vue/no-v-for-template-key] | (no replacement) |
+| [vue/no-v-model-argument] | (no replacement) |
+| [vue/valid-model-definition] | (no replacement) |
+| [vue/valid-v-bind-sync] | (no replacement) |
+
 ## Removed
 
 - :no_entry: These rules have been removed in a previous major release, after they have been deprecated for a while.

docs/rules/no-v-for-template-key.md

@@ -10,6 +10,7 @@ since: v7.0.0
 
 > disallow `key` attribute on `<template v-for>`
 
+- :no_entry_sign: This rule was **deprecated**.
 - :gear: This rule is included in all of `"plugin:vue/vue2-essential"`, `*.configs["flat/vue2-essential"]`, `"plugin:vue/vue2-strongly-recommended"`, `*.configs["flat/vue2-strongly-recommended"]`, `"plugin:vue/vue2-recommended"` and `*.configs["flat/vue2-recommended"]`.
 
 ## :book: Rule Details

docs/rules/no-v-model-argument.md

@@ -10,6 +10,7 @@ since: v7.0.0
 
 > disallow adding an argument to `v-model` used in custom component
 
+- :no_entry_sign: This rule was **deprecated**.
 - :gear: This rule is included in all of `"plugin:vue/vue2-essential"`, `*.configs["flat/vue2-essential"]`, `"plugin:vue/vue2-strongly-recommended"`, `*.configs["flat/vue2-strongly-recommended"]`, `"plugin:vue/vue2-recommended"` and `*.configs["flat/vue2-recommended"]`.
 
 This rule checks whether `v-model` used on custom component do not have an argument.

docs/rules/valid-model-definition.md

@@ -10,6 +10,7 @@ since: v9.0.0
 
 > require valid keys in model option
 
+- :no_entry_sign: This rule was **deprecated**.
 - :gear: This rule is included in all of `"plugin:vue/vue2-essential"`, `*.configs["flat/vue2-essential"]`, `"plugin:vue/vue2-strongly-recommended"`, `*.configs["flat/vue2-strongly-recommended"]`, `"plugin:vue/vue2-recommended"` and `*.configs["flat/vue2-recommended"]`.
 
 ## :book: Rule Details

docs/rules/valid-v-bind-sync.md

@@ -10,6 +10,7 @@ since: v7.0.0
 
 > enforce valid `.sync` modifier on `v-bind` directives
 
+- :no_entry_sign: This rule was **deprecated**.
 - :gear: This rule is included in all of `"plugin:vue/vue2-essential"`, `*.configs["flat/vue2-essential"]`, `"plugin:vue/vue2-strongly-recommended"`, `*.configs["flat/vue2-strongly-recommended"]`, `"plugin:vue/vue2-recommended"` and `*.configs["flat/vue2-recommended"]`.
 
 This rule checks whether every `.sync` modifier on `v-bind` directives is valid.

lib/rules/no-v-for-template-key.js

@@ -14,6 +14,7 @@ module.exports = {
       url: 'https://eslint.vuejs.org/rules/no-v-for-template-key.html'
     },
     fixable: null,
+    deprecated: true,
     schema: [],
     messages: {
       disallow:

lib/rules/no-v-model-argument.js

@@ -16,6 +16,7 @@ module.exports = {
       url: 'https://eslint.vuejs.org/rules/no-v-model-argument.html'
     },
     fixable: null,
+    deprecated: true,
     schema: [],
     messages: {
       vModelRequireNoArgument: "'v-model' directives require no argument."

lib/rules/valid-model-definition.js

@@ -17,6 +17,7 @@ module.exports = {
       url: 'https://eslint.vuejs.org/rules/valid-model-definition.html'
     },
     fixable: null,
+    deprecated: true,
     schema: [],
     messages: {
       invalidKey: "Invalid key '{{name}}' in model option."

lib/rules/valid-v-bind-sync.js

@@ -79,6 +79,7 @@ module.exports = {
       url: 'https://eslint.vuejs.org/rules/valid-v-bind-sync.html'
     },
     fixable: null,
+    deprecated: true,
     schema: [],
     messages: {
       unexpectedInvalidElement: