.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    sourceType: 'module',
  },
  plugins: ['@typescript-eslint/eslint-plugin'],
  extends: [
    'airbnb-typescript/base',
    'prettier',
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:import/recommended',
    'plugin:import/typescript',
  ],
  root: true,
  env: {
    node: true,
    jest: true,
  },
  settings: { 'import/resolver': { typescript: {} } },
  rules: {
    '@typescript-eslint/no-useless-constructor': 'off',
    camelcase: 'off',
    'no-unsafe-finally': 'off',
    'import/no-extraneous-dependencies': 'off',
    'import/no-cycle': 'off',
    '@typescript-eslint/lines-between-class-members': 'off',
    'max-classes-per-file': 'off',
    semi: 'off',
    'no-underscore-dangle': 'off',
    'class-methods-use-this': 'off',
    curly: ['error', 'all'],
    'import/prefer-default-export': 'off',
    'array-callback-return': 'error',
    'brace-style': ['error', '1tbs', { allowSingleLine: false }],
    'no-return-await': 'off',
    'no-invalid-this': 'off',
    'no-empty-pattern': 'error',
    'no-magic-numbers': 'off',
    'no-unused-vars': 'error',
    'object-shorthand': ['error', 'always'],
    'space-before-blocks': 'error',
    '@typescript-eslint/array-type': 'error',
    '@typescript-eslint/explicit-function-return-type': 'error',
    '@typescript-eslint/explicit-member-accessibility': [
      'error',
      { accessibility: 'no-public' },
    ],
    '@typescript-eslint/interface-name-prefix': 'off',
    '@typescript-eslint/naming-convention': [
      'error',
      {
        selector: 'default',
        format: ['camelCase'],
      },
      {
        selector: 'variable',
        types: ['function'],
        format: ['camelCase', 'PascalCase'],
      },
      {
        selector: 'variable',
        format: ['camelCase', 'UPPER_CASE', 'PascalCase'],
        filter: {
          regex: '^(.*-.*)$',
          match: false,
        },
        leadingUnderscore: 'allow',
      },
      {
        selector: 'enumMember',
        format: ['camelCase', 'PascalCase', 'UPPER_CASE'],
      },
      {
        selector: 'parameter',
        format: ['camelCase'],
        leadingUnderscore: 'allow',
      },
      {
        selector: 'memberLike',
        format: ['camelCase'],
        leadingUnderscore: 'allow',
      },
      {
        selector: 'memberLike',
        format: null,
        filter: {
          regex: '[- ]',
          match: true,
        },
      },
      {
        selector: 'memberLike',
        modifiers: ['private'],
        format: ['camelCase'],
        leadingUnderscore: 'require',
      },
      {
        selector: 'typeLike',
        format: ['PascalCase'],
      },
    ],
    '@typescript-eslint/no-explicit-any': [
      'error',
      { ignoreRestArgs: true },
    ],
    '@typescript-eslint/no-invalid-this': 'error',
    '@typescript-eslint/no-require-imports': 'error',
    '@typescript-eslint/no-for-in-array': 'error',
    '@typescript-eslint/no-misused-promises': 'error',
    '@typescript-eslint/no-magic-numbers': [
      'error',
      {
        ignoreEnums: true,
        ignoreArrayIndexes: true,
        ignoreNumericLiteralTypes: true,
        ignoreReadonlyClassProperties: true,
        ignore: [0, 1],
      },
    ],
    '@typescript-eslint/return-await': ['error', 'always'],
    '@typescript-eslint/semi': ['error', 'never'],
    'import/order': [
      'error',
      {
        alphabetize: { order: 'asc' },
        'newlines-between': 'always',
        groups: [
          'builtin',
          'external',
          'internal',
          'parent',
          'sibling',
          'index',
          'object',
        ],
      },
    ],
    'no-restricted-syntax': 'off',
  },
  ignorePatterns: ['.eslintrc.js'],
}