CI: Upgrade eslint

.github/workflows/ci.yml

@@ -5,13 +5,15 @@ on:
     branches-ignore: [wip, nohash]
     paths:
       - '.github/workflows/ci.yml'
+      - 'eslint.config.js'
       - 'package.json'
       - 'patches/*.patch.toml'
   pull_request:
     branches-ignore: [wip, nohash]
 
 jobs:
   lint:
+    name: Lint
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@main

.gitignore

@@ -4,5 +4,6 @@
 !.gitignore
 
 !/.github/**/*
+!/eslint.config.js
 !/package.json
 !/patches/*.patch.toml

eslint.config.js

@@ -0,0 +1,55 @@
+import eslintPluginToml from 'eslint-plugin-toml'
+import stylistic from '@stylistic/eslint-plugin'
+export default [
+  ...eslintPluginToml.configs['flat/recommended'],
+  {
+    plugins: {
+      '@stylistic': stylistic
+    },
+    rules: {
+      '@stylistic/eol-last': [
+        'error',
+        'always'
+      ],
+      '@stylistic/indent': 'error',
+      '@stylistic/linebreak-style': [
+        'error',
+        'unix'
+      ],
+      '@stylistic/no-mixed-spaces-and-tabs': 'error',
+      '@stylistic/no-multi-spaces': [
+        'error',
+        {
+          'ignoreEOLComments': true
+        }
+      ],
+      '@stylistic/no-multiple-empty-lines': [
+        'error',
+        {
+          'max': 1,
+          'maxBOF': 0,
+          'maxEOF': 0
+        }
+      ],
+      '@stylistic/no-tabs': 'error',
+      '@stylistic/no-trailing-spaces': 'error',
+      'toml/indent': [
+        'error',
+        4,
+        {
+          'subTables': 1,
+          'keyValuePairs': 1
+        }
+      ],
+      'toml/padding-line-between-tables': 'off',
+      'toml/spaced-comment': 'off',
+      'toml/tables-order': 'off',
+      'toml/no-mixed-type-in-array': 'error',
+      'unicode-bom': 'error'
+    },
+    ignores: [
+      '/*.toml',
+      '**/*.config.toml'
+    ],
+  }
+];

package.json

@@ -1,50 +1,8 @@
 {
-  "eslintConfig": {
-    "extends": "plugin:toml/standard",
-    "rules": {
-      "toml/indent": [
-        "error",
-        4,
-        {
-          "subTables": 1,
-          "keyValuePairs": 1
-        }
-      ],
-      "toml/padding-line-between-tables": "off",
-      "toml/spaced-comment": "off",
-      "toml/tables-order": "off",
-      "toml/no-mixed-type-in-array": "error",
-      "eol-last": [
-        "error",
-        "always"
-      ],
-      "indent": "error",
-      "no-mixed-spaces-and-tabs": "error",
-      "no-multi-spaces": [
-        "error",
-        {
-          "ignoreEOLComments": true
-        }
-      ],
-      "no-multiple-empty-lines": [
-        "error",
-        {
-          "max": 1,
-          "maxBOF": 0,
-          "maxEOF": 0
-        }
-      ],
-      "no-tabs": "error",
-      "no-trailing-spaces": "error",
-      "unicode-bom": "error"
-    }
-  },
-  "eslintIgnore": [
-    "/*.toml",
-    "**/*.config.toml"
-  ],
+  "type": "module",
   "devDependencies": {
-    "eslint": "^8.45.0",
-    "eslint-plugin-toml": "^0.5.0"
+    "eslint": "latest",
+    "eslint-plugin-toml": "latest",
+    "@stylistic/eslint-plugin": "latest"
   }
 }