chore(deps-dev): bump eslint from 5.16.0 to 6.0.0

* chore(deps-dev): bump eslint from 5.16.0 to 6.0.0

Bumps [eslint](https://github.com/eslint/eslint) from 5.16.0 to 6.0.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v5.16.0...v6.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

* fix: fix code for eslint 6

* chore: install eslint 5 for vue config


Co-authored-by: null <27856297+dependabot-preview[bot]@users.noreply.github.com>

packages/eslint-config-vue/package.json

@@ -43,5 +43,8 @@
     "access": "public",
     "registry": "https://registry.npmjs.org/"
   },
-  "gitHead": "c7966c786085ee1f0101e027ea54dcbaa62e7912"
+  "gitHead": "c7966c786085ee1f0101e027ea54dcbaa62e7912",
+  "devDependencies": {
+    "eslint": "5.16.0"
+  }
 }

packages/eslint-config-vue/plugins/vue.js

@@ -1,5 +1,5 @@
 // https://github.com/vuejs/eslint-plugin-vue
-// https://github.com/vuejs/eslint-plugin-vue/blob/master/lib/configs/strongly-recommended.js
+// https://github.com/vuejs/eslint-plugin-vue/blob/master/lib/configs/recommended.js
 
 module.exports = {
   plugins: ['vue'],

packages/eslint-config-vue/scripts/compare.js

@@ -7,12 +7,12 @@ const configs = {
   vue: require('../index'),
 
   'vue/recommended': {
-    plugin: ['vue'],
+    plugins: ['vue'],
     extends: ['plugin:vue/recommended'],
   },
 
   'vue/recommended + prettier/vue': {
-    plugin: ['vue'],
+    plugins: ['vue'],
     extends: [
       'plugin:vue/recommended',
       require.resolve('eslint-config-prettier/vue'),

shared/eslint/get-rules.js

@@ -1,3 +1,4 @@
+import {join} from 'path'
 import {CLIEngine} from 'eslint'
 import mem from 'mem'
 
@@ -9,16 +10,17 @@ function getRules(config) {
     baseConfig: config,
     useEslintrc: false,
   })
+  engine.executeOnText('')
 
-  const {rules} = engine.config.baseConfig
+  const {rules} = engine.getConfigForFile('')
   const defs = engine.getRules()
 
-  for (const ruleId of Object.keys(rules)) {
-    const value = ruleValue(rules[ruleId])
-    const documents = ruleDocuments(ruleId, defs)
+  for (const id of Object.keys(rules)) {
+    const value = ruleValue(rules[id])
+    const documents = ruleDocuments(id, defs)
     const {url: link} = documents
 
-    rules[ruleId] = {
+    rules[id] = {
       value,
       link,
       docs: documents,