From a5ed79b4b034894c2765880efae11e38b630150a Mon Sep 17 00:00:00 2001
From: Joo-Byungho <kjcoco13@gmail.com>
Date: Wed, 31 Jul 2024 15:20:57 +0900
Subject: [PATCH] Feat: Update config of eslint version to 9

---
 .eslintrc.js      | 34 ------------------------------
 eslint.config.mjs | 53 +++++++++++++++++++++++++++++++++++++++++++++++
 package.json      |  4 ++++
 tsconfig.json     | 12 +++--------
 yarn.lock         |  7 ++++++-
 5 files changed, 66 insertions(+), 44 deletions(-)
 delete mode 100644 .eslintrc.js
 create mode 100644 eslint.config.mjs

diff --git a/.eslintrc.js b/.eslintrc.js
deleted file mode 100644
index 2954c03..0000000
--- a/.eslintrc.js
+++ /dev/null
@@ -1,34 +0,0 @@
-module.exports = {
-  parser: '@typescript-eslint/parser',
-  parserOptions: {
-    project: 'tsconfig.json',
-    tsconfigRootDir: __dirname,
-  },
-  plugins: ['@typescript-eslint/eslint-plugin'],
-  extends: [
-    'plugin:@typescript-eslint/recommended',
-    'plugin:prettier/recommended',
-  ],
-  root: true,
-  env: {
-    node: true,
-    jest: true,
-  },
-  ignorePatterns: ['.eslintrc.js'],
-  rules: {
-    '@typescript-eslint/interface-name-prefix': 'off',
-    '@typescript-eslint/explicit-function-return-type': 'off',
-    '@typescript-eslint/explicit-module-boundary-types': 'off',
-    '@typescript-eslint/no-explicit-any': 'off',
-    '@typescript-eslint/no-unused-vars': 'warn',
-  },
-  overrides: [
-    {
-      parser: '@babel/eslint-parser',
-      files: ['*.mjs'],
-      parserOptions: {
-        sourceType: 'module',
-      },
-    },
-  ],
-};
diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 0000000..923a1c8
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,53 @@
+import { FlatCompat } from '@eslint/eslintrc';
+import js from '@eslint/js';
+import typescriptEslint from '@typescript-eslint/eslint-plugin';
+import tsParser from '@typescript-eslint/parser';
+import globals from 'globals';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+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 [
+  {
+    ignores: ['**/.eslintrc.js'],
+  },
+  ...compat.extends(
+    'plugin:@typescript-eslint/recommended',
+    'plugin:prettier/recommended',
+  ),
+  {
+    plugins: {
+      '@typescript-eslint': typescriptEslint,
+    },
+
+    languageOptions: {
+      globals: {
+        ...globals.node,
+        ...globals.jest,
+      },
+
+      parser: tsParser,
+      ecmaVersion: 5,
+      sourceType: 'module',
+
+      parserOptions: {
+        project: 'tsconfig.json',
+        tsconfigRootDir: __dirname,
+      },
+    },
+
+    rules: {
+      '@typescript-eslint/interface-name-prefix': 'off',
+      '@typescript-eslint/explicit-function-return-type': 'off',
+      '@typescript-eslint/explicit-module-boundary-types': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+    },
+  },
+];
diff --git a/package.json b/package.json
index 55d1121..1d46098 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,7 @@
   "author": "",
   "private": true,
   "license": "MIT",
+  "type": "commonjs",
   "lint-staged": {
     "**/*": "prettier --write --ignore-unknown"
   },
@@ -65,6 +66,8 @@
     "uuid": "^10.0.0"
   },
   "devDependencies": {
+    "@eslint/eslintrc": "^3.1.0",
+    "@eslint/js": "^9.8.0",
     "@nestjs/cli": "^10.4.2",
     "@nestjs/schematics": "^10.1.3",
     "@nestjs/testing": "^10.3.10",
@@ -87,6 +90,7 @@
     "eslint": "^9.8.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-prettier": "^5.2.1",
+    "globals": "^15.8.0",
     "husky": "^9.1.4",
     "jest": "^29.7.0",
     "pg-mem": "^2.8.1",
diff --git a/tsconfig.json b/tsconfig.json
index 9541def..0e41c90 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -18,12 +18,6 @@
     "forceConsistentCasingInFileNames": false,
     "noFallthroughCasesInSwitch": false
   },
-  "include": [
-    "additional.d.ts",
-    "**/*.ts",
-    "**/*.tsx",
-  ],
-  "exclude": [
-    "node_modules"
-  ],
-}
\ No newline at end of file
+  "include": ["additional.d.ts", "**/*.ts", "**/*.tsx", "**/*.mjs"],
+  "exclude": ["node_modules"]
+}
diff --git a/yarn.lock b/yarn.lock
index 975818c..087e5d8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1293,7 +1293,7 @@
     minimatch "^3.1.2"
     strip-json-comments "^3.1.1"
 
-"@eslint/js@9.8.0":
+"@eslint/js@9.8.0", "@eslint/js@^9.8.0":
   version "9.8.0"
   resolved "https://registry.yarnpkg.com/@eslint/js/-/js-9.8.0.tgz#ae9bc14bb839713c5056f5018bcefa955556d3a4"
   integrity sha512-MfluB7EUfxXtv3i/++oh89uzAr4PDI4nn201hsp+qaXqsjAWzinlZEHEfPgAX4doIlKvPG/i0A9dpKxOLII8yA==
@@ -5526,6 +5526,11 @@ globals@^14.0.0:
   resolved "https://registry.yarnpkg.com/globals/-/globals-14.0.0.tgz#898d7413c29babcf6bafe56fcadded858ada724e"
   integrity sha512-oahGvuMGQlPw/ivIYBjVSrWAfWLBeku5tpPE2fOPLi+WHffIWbuh2tCjhyQhTBPMf5E9jDEH4FOmTYgYwbKwtQ==
 
+globals@^15.8.0:
+  version "15.8.0"
+  resolved "https://registry.yarnpkg.com/globals/-/globals-15.8.0.tgz#e64bb47b619dd8cbf32b3c1a0a61714e33cbbb41"
+  integrity sha512-VZAJ4cewHTExBWDHR6yptdIBlx9YSSZuwojj9Nt5mBRXQzrKakDsVKQ1J63sklLvzAJm0X5+RpO4i3Y2hcOnFw==
+
 globby@^11.1.0:
   version "11.1.0"
   resolved "https://registry.yarnpkg.com/globby/-/globby-11.1.0.tgz#bd4be98bb042f83d796f7e3811991fbe82a0d34b"