feat: add format-generated Makefile rule with ESLint flat config (#2488)

Author: jremy42

Makefile

@@ -14,6 +14,10 @@ format:
 format-check:
 	pnpm run format:check
 
+format-generated:
+	pnpm eslint --config eslint.config.generated.mjs --fix packages_generated/**/*.ts
+	pnpm biome check --linter-enabled=false --write packages_generated/
+
 typing:
 	pnpm run typecheck
 

eslint.config.generated.mjs

@@ -0,0 +1,66 @@
+// ESLint flat config for GENERATED code (packages_generated/)
+// More permissive rules suitable for generated TypeScript files
+
+import typescriptParser from '@typescript-eslint/parser'
+import typescriptPlugin from '@typescript-eslint/eslint-plugin'
+import importPlugin from 'eslint-plugin-import'
+import unusedImports from 'eslint-plugin-unused-imports'
+
+export default [
+  {
+    files: ['packages_generated/**/*.ts'],
+    ignores: [
+      'packages_generated/**/vite.config.ts',
+      'packages_generated/**/dist/**',
+    ],
+    languageOptions: {
+      parser: typescriptParser,
+      parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module',
+      },
+    },
+    plugins: {
+      '@typescript-eslint': typescriptPlugin,
+      'import': importPlugin,
+      'unused-imports': unusedImports,
+    },
+    settings: {
+      'import/resolver': {
+        node: {
+          extensions: ['.ts', '.tsx', '.js', '.jsx'],
+        },
+      },
+    },
+    rules: {
+      // Required: Disable base rules - they are replaced by unused-imports plugin
+      'no-unused-vars': 'off',
+      '@typescript-eslint/no-unused-vars': 'off',
+      
+      // Code optimization
+      'object-shorthand': ['error', 'always'],
+      'arrow-body-style': ['error', 'as-needed'],
+      
+      // Import management (unused-imports plugin)
+      'unused-imports/no-unused-imports': 'error',
+      'unused-imports/no-unused-vars': ['warn', {
+        vars: 'all',
+        args: 'all',
+        argsIgnorePattern: 'defaults|request',
+      }],
+      'sort-imports': ['error', {
+        ignoreDeclarationSort: true,
+      }],
+      'import/order': ['error', {
+        alphabetize: { order: 'asc' },
+      }],
+      
+      // Disable strict rules for generated code
+      '@typescript-eslint/no-empty-interface': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+      'no-useless-escape': 'off',
+      'import/no-unresolved': 'off',
+    },
+  },
+]
+

eslint.config.mjs

@@ -18,6 +18,7 @@ export default [
       'packages/clients/.eslintrc.cjs',
       'packages/client/.eslintrc.cjs',
       'eslint.config.mjs',
+      'eslint.config.generated.mjs',
       'packages/clients/src/vendor/base64/index.js',
       'packages/client/src/vendor/base64/index.js',
       'packages/configuration-loader/.eslintrc.cjs',

package.json

@@ -87,7 +87,9 @@
     "typedoc": "0.27.6",
     "typescript": "5.8.3",
     "vite": "6.3.6",
-    "vitest": "3.1.2"
+    "vitest": "3.1.2",
+    "eslint-plugin-unused-imports": "^4.2.0",
+    "eslint-plugin-import": "^2.32.0"
   },
   "packageManager": "[email protected]"
 }