chore: upgrade to eslint 9 (#332)

discord-webhook.ts

@@ -133,7 +133,6 @@ async function fetchJobs() {
 			...(process.env.GITHUB_TOKEN
 				? {
 						Authorization: `token ${process.env.GITHUB_TOKEN}`,
-						// eslint-disable-next-line no-mixed-spaces-and-tabs
 					}
 				: undefined),
 		},

eslint.config.js

@@ -0,0 +1,42 @@
+// @ts-check
+import eslint from '@eslint/js'
+import pluginN from 'eslint-plugin-n'
+import tseslint from 'typescript-eslint'
+
+export default tseslint.config(
+	{
+		ignores: ['workspace/**'],
+	},
+	eslint.configs.recommended,
+	...tseslint.configs.recommended,
+	{
+		name: 'main',
+		languageOptions: {
+			parser: tseslint.parser,
+			parserOptions: {
+				sourceType: 'module',
+				ecmaVersion: 2022,
+				project: true,
+			},
+		},
+		plugins: {
+			n: pluginN,
+		},
+		rules: {
+			eqeqeq: ['warn', 'always', { null: 'never' }],
+			'no-debugger': ['error'],
+			'no-empty': ['warn', { allowEmptyCatch: true }],
+			'no-process-exit': 'off',
+			'no-useless-escape': 'off',
+			'prefer-const': [
+				'warn',
+				{
+					destructuring: 'all',
+				},
+			],
+			'n/no-missing-import': 'off', // doesn't like ts imports
+			'n/no-process-exit': 'off',
+			'@typescript-eslint/no-explicit-any': 'off', // we use any in some places
+		},
+	},
+)

package.json

@@ -5,7 +5,7 @@
   "description": "Vite Ecosystem CI",
   "scripts": {
     "prepare": "pnpm exec simple-git-hooks",
-    "lint": "eslint --ignore-path .gitignore '**/*.ts'",
+    "lint": "eslint '**/*.ts'",
     "lint:fix": "pnpm lint --fix",
     "typecheck": "tsc",
     "format": "prettier --ignore-path .gitignore --check .",
@@ -48,18 +48,17 @@
   },
   "devDependencies": {
     "@antfu/ni": "^0.23.0",
+    "@eslint/js": "^9.13.0",
     "@types/node": "^20.17.1",
     "@types/semver": "^7.5.8",
-    "@typescript-eslint/eslint-plugin": "^7.18.0",
-    "@typescript-eslint/parser": "^7.18.0",
-    "eslint": "^8.57.1",
-    "eslint-define-config": "^2.1.0",
+    "eslint": "^9.13.0",
     "eslint-plugin-n": "^17.11.1",
     "lint-staged": "^15.2.10",
     "prettier": "^3.3.3",
     "semver": "^7.6.3",
     "simple-git-hooks": "^2.11.1",
     "tsx": "^4.19.2",
-    "typescript": "^5.6.3"
+    "typescript": "^5.6.3",
+    "typescript-eslint": "^8.11.0"
   }
 }