busi488energy/eslint.config.js

import eslint from '@eslint/js';
import nextPlugin from '@next/eslint-plugin-next';
import pluginQuery from '@tanstack/eslint-plugin-query';
import parser from '@typescript-eslint/parser';
import importPlugin from 'eslint-plugin-import';
import prettierPlugin from 'eslint-plugin-prettier/recommended';
import pluginReact from 'eslint-plugin-react';
import reactCompiler from 'eslint-plugin-react-compiler';
import pluginReactHooks from 'eslint-plugin-react-hooks';
import globals from 'globals';
import tseslint from 'typescript-eslint';

/** @type {import("eslint").Linter.Config} */
export default [
  eslint.configs.recommended,
  ...tseslint.configs.recommendedTypeChecked,
  prettierPlugin,
  {
    plugins: {
      import: importPlugin,
    },
    rules: {
      'import/no-default-export': 'warn',
    },
  },
  {
    languageOptions: {
      parserOptions: {
        projectService: true,
        // EXPERIMENTAL_useProjectService: true,
        // project: ['./tsconfig.json', './apps/*/tsconfig.json', './packages/*/tsconfig.json'],
      },
    },
    rules: {
      // custom rules
      'arrow-body-style': 'off',
      'prefer-arrow-callback': 'off',
      'no-debugger': 'warn',
      'prefer-const': 'warn',
      'prettier/prettier': ['warn', {}, { usePrettierrc: true }],
      // typescript-eslint rules
      '@typescript-eslint/interface-name-prefix': 'off',
      '@typescript-eslint/explicit-function-return-type': 'off',
      '@typescript-eslint/explicit-module-boundary-types': 'off',
      '@typescript-eslint/no-empty-function': 'off',
      '@typescript-eslint/no-explicit-any': 'warn',
      '@typescript-eslint/no-unnecessary-type-assertion': 'error',
      '@typescript-eslint/consistent-type-assertions': ['warn', { assertionStyle: 'as' }],
      '@typescript-eslint/no-unsafe-type-assertion': 'error',
      '@typescript-eslint/no-unused-vars': [
        'warn',
        {
          argsIgnorePattern: '^_',
          varsIgnorePattern: '^_',
          destructuredArrayIgnorePattern: '^_',
          caughtErrorsIgnorePattern: '^_',
        },
      ],
      '@typescript-eslint/no-misused-promises': 'error',
      '@typescript-eslint/no-floating-promises': 'error',
      '@typescript-eslint/require-await': 'warn',
      // it's dying in CI, so warn for now
      // '@typescript-eslint/no-redundant-type-constituents': 'warn',
      // reenable later - start with warn
      // '@typescript-eslint/no-unsafe-return': 'off',
      // '@typescript-eslint/no-unsafe-assignment': 'off',
      // '@typescript-eslint/no-unsafe-member-access': 'off',
      // '@typescript-eslint/no-unsafe-call': 'off',
      // '@typescript-eslint/no-unsafe-argument': 'off',
      // '@typescript-eslint/restrict-template-expressions': 'off',
    },
  },
  {
    files: ['**/*.spec.ts', '**/*.test.ts', '**/*.spec.tsx', '**/*.test.tsx'],
    rules: {
      '@typescript-eslint/no-unsafe-return': 'off',
      '@typescript-eslint/no-unsafe-assignment': 'off',
      '@typescript-eslint/no-unsafe-member-access': 'off',
      '@typescript-eslint/no-unsafe-call': 'off',
      '@typescript-eslint/no-unsafe-argument': 'off',
      '@typescript-eslint/restrict-template-expressions': 'off',
      '@typescript-eslint/no-unnecessary-type-assertion': 'off',
      '@typescript-eslint/consistent-type-assertions': 'off',
      '@typescript-eslint/no-unsafe-type-assertion': 'off',
      '@typescript-eslint/require-await': 'off',
    },
  },
  {
    files: ['**/*.js', '**/*.cjs', '**/*.mjs'],
    rules: {
      ...tseslint.configs.disableTypeChecked,
    },
  },
  {
    ignores: [
      'dist/**',
      'node_modules',
      '.next',
      '.prettierrc.*js',
      'postcss.config.*js',
      'tailwind.config.*js',
      'eslint.config.*js',
      'next-sitemap.config.*js',
      'next.config.*js',
      'packages/config/eslint/**.js',
    ],
  },
  ...pluginQuery.configs['flat/recommended'],
  {
    files: ['**/*.{js,jsx,ts,tsx}'],
    plugins: { '@next/next': nextPlugin },
    rules: { ...nextPlugin.configs['core-web-vitals'].rules },
  },
  {
    ...pluginReact.configs.flat.recommended,
    languageOptions: {
      ...pluginReact.configs.flat.recommended.languageOptions,
      globals: {
        ...globals.serviceworker,
        ...globals.browser,
        ...globals.node,
      },
    },
  },
  {
    plugins: { 'react-hooks': pluginReactHooks },
    settings: { react: { version: 'detect' } },
    rules: {
      ...pluginReactHooks.configs.recommended.rules,
      // React scope no longer necessary with new JSX transform.
      'react/react-in-jsx-scope': 'off',
    },
  },
  reactCompiler.configs.recommended,
  {
    rules: { 'react-compiler/react-compiler': 'error' },
  },
  {
    languageOptions: {
      parser,
      parserOptions: { ecmaVersion: 'latest', sourceType: 'module', ecmaFeatures: { jsx: true } },
    },
  },
  // overrides
  {
    files: ['**/*.{js,jsx,ts,tsx}'],
    rules: {
      'no-restricted-syntax': [
        'warn',
        { selector: "CallExpression[callee.name='unwrap']", message: 'Handle errors instead of unwrapping!' },
      ],
      '@typescript-eslint/no-misused-promises': [
        'error',
        { checksVoidReturn: { arguments: false, attributes: false } },
      ],
      '@typescript-eslint/no-floating-promises': ['error', { ignoreIIFE: true, ignoreVoid: true }],
      'react/no-unescaped-entities': 'off',
    },
  },
  {
    files: ['src/app/**/{page,layout,not-found,default,loading,global-error,error}.tsx'],
    rules: {
      'import/no-default-export': 'off',
      '@typescript-eslint/require-await': 'off',
    },
  },
  {
    files: ['src/app/**/routeType.ts'],
    rules: {
      '@typescript-eslint/no-unused-vars': [
        'warn',
        {
          argsIgnorePattern: '^_',
          varsIgnorePattern: '^_|^Route',
          destructuredArrayIgnorePattern: '^_',
          caughtErrorsIgnorePattern: '^_',
        },
      ],
    },
  },
  {
    files: ['next.config.ts'],
    rules: { '@typescript-eslint/no-unsafe-type-assertion': 'off', 'import/no-default-export': 'off' },
  },
  {
    files: ['prisma.config.ts'],
    rules: { 'import/no-default-export': 'off' },
  },
  { ignores: ['next-env.d.ts', 'gen/**/*', 'src/generated/**'] },
];