nowdatabase/backend/eslint.config.mjs

import { fixupConfigRules, fixupPluginRules } from '@eslint/compat'
import typescriptEslint from '@typescript-eslint/eslint-plugin'
import globals from 'globals'
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 [
  {
    ignores: [
      '**/build',
      '**/eslint.config.mjs',
      '**/jest-config.js',
      '**/babel.config.js',
      '*/node_modules/*',
      '**/prisma',
      '**/coverage',
    ],
  },
  ...fixupConfigRules(
    compat.extends(
      'eslint:recommended',
      'plugin:prettier/recommended',
      'plugin:import/recommended',
      'plugin:@typescript-eslint/recommended-type-checked'
    )
  ),
  {
    plugins: {
      '@typescript-eslint': fixupPluginRules(typescriptEslint),
    },

    languageOptions: {
      globals: {
        ...globals.browser,
      },

      parser: tsParser,
      ecmaVersion: 5,
      sourceType: 'script',

      parserOptions: {
        project: true,
        tsconfigRootDir: __dirname,
      },
    },

    settings: {
      'import/resolver': {
        typescript: {},
      },
    },

    rules: {
      'prettier/prettier': [
        'error',
        {
          endOfLine: 'auto',
        },
      ],

      'no-async-promise-executor': 'off',
      'import/no-named-as-default-member': 'off',
      'import/default': 'off',
      'import/namespace': 'off',
      'no-console': 'error',
      'no-unused-vars': 'off',
      '@typescript-eslint/no-unused-vars': 'off',
      '@typescript-eslint/no-misused-promises': [
        'error',
        {
          checksVoidReturn: false,
        },
      ],
    },
  },
]