Merge branch 'eslint9'

eslint.config.mjs

@@ -0,0 +1,106 @@
+import prettier from 'eslint-plugin-prettier'
+import typescriptEslint from '@typescript-eslint/eslint-plugin'
+import tsParser from '@typescript-eslint/parser'
+import path from 'node:path'
+import { fileURLToPath } from 'node:url'
+import js from '@eslint/js'
+import { FlatCompat } from '@eslint/eslintrc'
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = path.dirname(__filename)
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+  recommendedConfig: js.configs.recommended,
+  allConfig: js.configs.all,
+})
+
+export default [
+  ...compat.extends(
+    'plugin:@typescript-eslint/recommended',
+    'plugin:@typescript-eslint/recommended-type-checked',
+    'plugin:@typescript-eslint/stylistic-type-checked',
+    'plugin:prettier/recommended',
+    'plugin:unicorn/recommended',
+  ),
+  {
+    plugins: {
+      prettier,
+      '@typescript-eslint': typescriptEslint,
+    },
+
+    languageOptions: {
+      parser: tsParser,
+      ecmaVersion: 5,
+      sourceType: 'script',
+
+      parserOptions: {
+        project: './tsconfig.lint.json',
+      },
+    },
+
+    rules: {
+      '@typescript-eslint/no-unused-vars': [
+        'warn',
+        {
+          argsIgnorePattern: '^_',
+          ignoreRestSiblings: true,
+        },
+      ],
+
+      'no-underscore-dangle': 0,
+      curly: 'error',
+      '@typescript-eslint/no-explicit-any': 0,
+      '@typescript-eslint/explicit-module-boundary-types': 0,
+      '@typescript-eslint/ban-ts-comment': 0,
+      semi: ['error', 'never'],
+      'unicorn/no-new-array': 'off',
+      'unicorn/no-empty-file': 'off',
+      'unicorn/prefer-type-error': 'off',
+      'unicorn/prefer-modern-math-apis': 'off',
+      'unicorn/prefer-node-protocol': 'off',
+      'unicorn/no-unreadable-array-destructuring': 'off',
+      'unicorn/no-abusive-eslint-disable': 'off',
+      'unicorn/no-array-callback-reference': 'off',
+      'unicorn/number-literal-case': 'off',
+      'unicorn/prefer-add-event-listener': 'off',
+      'unicorn/prefer-top-level-await': 'off',
+      'unicorn/consistent-function-scoping': 'off',
+      'unicorn/no-await-expression-member': 'off',
+      'unicorn/no-lonely-if': 'off',
+      'unicorn/consistent-destructuring': 'off',
+      'unicorn/prefer-module': 'off',
+      'unicorn/prefer-optional-catch-binding': 'off',
+      'unicorn/no-useless-undefined': 'off',
+      'unicorn/no-null': 'off',
+      'unicorn/no-nested-ternary': 'off',
+      'unicorn/filename-case': 'off',
+      'unicorn/catch-error-name': 'off',
+      'unicorn/prevent-abbreviations': 'off',
+      'unicorn/prefer-code-point': 'off',
+      'unicorn/numeric-separators-style': 'off',
+      'unicorn/no-array-for-each': 'off',
+      'unicorn/prefer-spread': 'off',
+      'unicorn/explicit-length-check': 'off',
+      'unicorn/prefer-regexp-test': 'off',
+      'unicorn/relative-url-style': 'off',
+      'unicorn/prefer-math-trunc': 'off',
+      'unicorn/prefer-query-selector': 'off',
+      'unicorn/no-negated-condition': 'off',
+      'unicorn/switch-case-braces': 'off',
+      'unicorn/prefer-switch': 'off',
+      'unicorn/better-regex': 'off',
+      'unicorn/no-for-loop': 'off',
+      'unicorn/escape-case': 'off',
+      'unicorn/prefer-number-properties': 'off',
+      'unicorn/no-process-exit': 'off',
+      'unicorn/prefer-at': 'off',
+      '@typescript-eslint/no-unsafe-member-access': 'off',
+      '@typescript-eslint/no-unsafe-argument': 'off',
+      '@typescript-eslint/no-unsafe-assignment': 'off',
+      '@typescript-eslint/no-unsafe-call': 'off',
+      '@typescript-eslint/no-unsafe-return': 'off',
+      '@typescript-eslint/prefer-nullish-coalescing': 'off',
+      '@typescript-eslint/require-await': 'off',
+    },
+  },
+]

package.json

@@ -22,7 +22,7 @@
   "scripts": {
     "test": "jest",
     "coverage": "npm test -- --coverage",
-    "lint": "eslint --report-unused-disable-directives --max-warnings 0 --ext .js,.ts src test",
+    "lint": "eslint --report-unused-disable-directives --max-warnings 0 src test",
     "clean": "rimraf dist esm",
     "build:esm": "tsc --target es2018 --outDir esm",
     "build:es5": "tsc --target es2015 --module commonjs --outDir dist",
@@ -52,7 +52,7 @@
     "@types/node": "^20.11.19",
     "@typescript-eslint/eslint-plugin": "^7.0.2",
     "@typescript-eslint/parser": "^7.0.2",
-    "eslint": "^8.40.0",
+    "eslint": "^9.0.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-prettier": "^5.1.3",
     "eslint-plugin-unicorn": "^51.0.1",