.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    tsconfigRootDir: __dirname,
    sourceType: 'module',
  },
  extends: [
    'plugin:@typescript-eslint/recommended',
    'plugin:prettier/recommended',
    'airbnb/base',
    'airbnb-typescript/base',
    'prettier',
  ],
  plugins: ['@typescript-eslint/eslint-plugin', 'prettier'],
  root: true,
  env: {
    node: true,
    jest: true,
  },
  ignorePatterns: ['.eslintrc.js'],
  rules: {
    'import/extensions': [
      'error',
      'ignorePackages',
      {
        '': 'never',
        js: 'never',
        jsx: 'never',
        ts: 'never',
        tsx: 'never',
      },
    ],
    'prettier/prettier': 'error',
    'eol-last': ['error', 'always'],
    '@typescript-eslint/semi': ['error', 'never'],

    // disabled
    '@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/return-await': 'off',
    'no-underscore-dangle': ['error', { allow: ['_count'] }], // prisma
    'no-nested-ternary': 'off',
    'no-param-reassign': 'off',
    'no-plusplus': 'off',
    'no-continue': 'off',
    'import/no-unresolved': 'off',
    'import/no-extraneous-dependencies': 'off',
    'class-methods-use-this': 'off',
  },
}