chore(setup): flat config esm

.vscode/settings.json

@@ -1,3 +1,3 @@
 {
-  "jest.jestCommandLine": "pnpm run test"
+    "eslint.experimental.useFlatConfig": true
 }

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 Cristian Petre
+Copyright (c) 2024 Cristian Petre
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

eslint.config.js

@@ -0,0 +1,93 @@
+import eslint from '@eslint/js';
+import prettier from 'eslint-plugin-prettier/recommended';
+import simpleImportSort from 'eslint-plugin-simple-import-sort';
+import unicorn from 'eslint-plugin-unicorn';
+import vitest from 'eslint-plugin-vitest';
+import tsEslint from 'typescript-eslint';
+
+export default tsEslint.config(
+  {
+    ignores: [
+      'dist',
+      'coverage',
+      'tests/fixtures',
+      '*.d.ts',
+      'eslint.config.js',
+      'vitest.config.ts',
+    ],
+  },
+  eslint.configs.recommended,
+  ...tsEslint.configs.recommendedTypeChecked,
+  {
+    languageOptions: {
+      parserOptions: {
+        project: true,
+        tsconfigRootDir: import.meta.dirname,
+      },
+    },
+  },
+  {
+    plugins: {
+      'simple-import-sort': simpleImportSort,
+    },
+    rules: {
+      'simple-import-sort/imports': 'error',
+      'simple-import-sort/exports': 'error',
+      // TODO: re-enable after flat config support
+      // 'import/first': 'error',
+      // 'import/newline-after-import': 'error',
+      // 'import/no-duplicates': 'error',
+    },
+  },
+  unicorn.configs['flat/recommended'],
+  {
+    files: ['**/*.ts'],
+    plugins: {
+      '@typescript-eslint': tsEslint.plugin,
+    },
+    rules: {
+      'prefer-const': ['error', { destructuring: 'all' }],
+      'unicorn/filename-case': 'off',
+      'unicorn/prevent-abbreviations': 'warn',
+      'unicorn/no-null': 'off',
+      'unicorn/no-useless-switch-case': 'error',
+      '@typescript-eslint/member-ordering': 'warn',
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-use-before-define': 'off',
+      '@typescript-eslint/no-non-null-asserted-nullish-coalescing': 'error',
+      '@typescript-eslint/no-non-null-assertion': 'warn',
+      '@typescript-eslint/no-unsafe-return': 'warn',
+      '@typescript-eslint/no-unsafe-call': 'error',
+      '@typescript-eslint/explicit-module-boundary-types': 'off',
+      '@typescript-eslint/ban-ts-comment': 'off',
+      '@typescript-eslint/ban-types': 'off',
+      '@typescript-eslint/no-empty-function': 'off',
+      '@typescript-eslint/no-misused-promises': [
+        'error',
+        {
+          checksConditionals: true,
+        },
+      ],
+      '@typescript-eslint/no-unnecessary-type-assertion': 'warn',
+      '@typescript-eslint/require-await': 'warn',
+      '@typescript-eslint/no-empty-interface': 'off',
+      '@typescript-eslint/consistent-type-imports': 'error',
+    },
+  },
+  {
+    files: ['**/*.test.ts'],
+    plugins: {
+      vitest,
+    },
+    rules: {
+      ...vitest.configs.recommended.rules,
+      '@typescript-eslint/no-unsafe-assignment': 'off',
+    },
+    languageOptions: {
+      globals: {
+        ...vitest.environments.env.globals,
+      },
+    },
+  },
+  prettier,
+);

package.json

@@ -13,8 +13,8 @@
     "prepublishOnly": "tsc",
     "test": "vitest run",
     "generate-fixtures": "openapi-generator-cli generate",
-    "lint": "eslint --ext .ts .",
-    "format": "eslint --fix --ext .ts .",
+    "lint": "eslint",
+    "format": "eslint --fix",
     "ci:version": "changeset version",
     "ci:publish": "changeset publish"
   },
@@ -41,20 +41,22 @@
   "devDependencies": {
     "@changesets/cli": "^2.26.2",
     "@openapitools/openapi-generator-cli": "^2.5.2",
-    "@typescript-eslint/eslint-plugin": "^7.0.0",
-    "@typescript-eslint/parser": "^7.0.0",
+    "@tsconfig/node20": "^20.1.4",
+    "@typescript-eslint/eslint-plugin": "^7.5.0",
+    "@typescript-eslint/parser": "^7.5.0",
     "eslint": "^9.0.0",
-    "eslint-config-prettier": "^9.0.0",
-    "eslint-plugin-import": "^2.28.0",
-    "eslint-plugin-prettier": "^5.0.0",
+    "eslint-config-prettier": "^9.1.0",
+    "eslint-plugin-import": "^2.29.1",
+    "eslint-plugin-prettier": "^5.1.3",
     "eslint-plugin-simple-import-sort": "^12.0.0",
     "eslint-plugin-unicorn": "^52.0.0",
-    "eslint-plugin-vitest": "^0.2.8",
+    "eslint-plugin-vitest": "0.4.2-beta.5",
     "fancy-set": "^0.1.5",
     "jest-extended": "^4.0.1",
     "lint-staged": "^15.0.0",
     "prettier": "^3.0.1",
     "typescript": "^5.1.6",
+    "typescript-eslint": "^7.5.0",
     "vitest": "^1.0.0"
   },
   "packageManager": "[email protected]",