.eslintrc.js

module.exports = {
  root: true,
  plugins: [
    'jsdoc', //
    'promise',
    'security',
    'import',
    '@typescript-eslint',
  ],
  extends: ['eslint:recommended', 'airbnb-base'],
  env: {
    browser: true,
    es6: true,
  },
  settings: {
    'import/resolver': {
      node: {
        extensions: ['.js', '.ts'],
      },
    },
    jsdoc: {
      preferredTypes: {
        Array: 'Array<object>',
        'Array.': 'Array<object>',
        'Array<>': '[]',
        'Array.<>': '[]',
        'Promise.<>': 'Promise<>',
      },
    },
  },
  rules: {
    'prettier/prettier': [
      'error',
      {},
      {
        usePrettierrc: true,
      },
    ],
    curly: ['error', 'all'],
    'callback-return': ['error', ['callback', 'cb', 'next', 'done']],
    'class-methods-use-this': 'off',
    'consistent-return': 'off',
    'handle-callback-err': ['error', '^.*err'],
    'new-cap': 'off',
    'no-console': 'error',
    'no-else-return': 'error',
    'no-eq-null': 'off',
    'no-global-assign': 'error',
    'no-loop-func': 'off',
    'no-lone-blocks': 'error',
    'no-negated-condition': 'error',
    'no-shadow': 'error',
    'no-template-curly-in-string': 'error',
    'no-undef': 'error',
    'no-underscore-dangle': 'off',
    'no-unsafe-negation': 'error',
    'no-use-before-define': ['error', 'nofunc'],
    'no-useless-rename': 'error',
    'padding-line-between-statements': [
      'error',
      {
        blankLine: 'always',
        prev: [
          'directive', //
          'block',
          'block-like',
          'multiline-block-like',
          'cjs-export',
          'cjs-import',
          'class',
          'export',
          'import',
          'if',
        ],
        next: '*',
      },
      { blankLine: 'never', prev: 'directive', next: 'directive' },
      { blankLine: 'any', prev: '*', next: ['if', 'for', 'cjs-import', 'import'] },
      { blankLine: 'any', prev: ['export', 'import'], next: ['export', 'import'] },
      { blankLine: 'always', prev: '*', next: ['try', 'function', 'switch'] },
      { blankLine: 'always', prev: 'if', next: 'if' },
      { blankLine: 'never', prev: ['return', 'throw'], next: '*' },
    ],
    strict: ['error', 'safe'],
    'no-new': 'off',
    'no-empty': 'error',
    'no-empty-function': 'error',
    'valid-jsdoc': 'off',
    yoda: 'error',

    'import/extensions': ['error', 'never'],
    'import/no-unresolved': 'off',
    'import/order': [
      'error',
      {
        'newlines-between': 'always',
        alphabetize: { order: 'asc', caseInsensitive: true },
      },
    ],

    'jsdoc/check-alignment': 'error',
    'jsdoc/check-indentation': 'off',
    'jsdoc/check-param-names': 'off',
    'jsdoc/check-tag-names': 'error',
    'jsdoc/check-types': 'error',
    'jsdoc/newline-after-description': 'off',
    'jsdoc/no-undefined-types': 'off',
    'jsdoc/require-description': 'off',
    'jsdoc/require-description-complete-sentence': 'off',
    'jsdoc/require-example': 'off',
    'jsdoc/require-hyphen-before-param-description': 'error',
    'jsdoc/require-param': 'error',
    'jsdoc/require-param-description': 'off',
    'jsdoc/require-param-name': 'error',
    'jsdoc/require-param-type': 'error',
    'jsdoc/require-returns-description': 'off',
    'jsdoc/require-returns-type': 'error',
    'jsdoc/valid-types': 'error',

    'promise/always-return': 'error',
    'promise/always-catch': 'off',
    'promise/catch-or-return': ['error', { allowThen: true }],
    'promise/no-native': 'off',
    'promise/param-names': 'error',

    'security/detect-buffer-noassert': 'error',
    'security/detect-child-process': 'error',
    'security/detect-disable-mustache-escape': 'error',
    'security/detect-eval-with-expression': 'error',
    'security/detect-new-buffer': 'error',
    'security/detect-no-csrf-before-method-override': 'error',
    'security/detect-non-literal-fs-filename': 'error',
    'security/detect-non-literal-regexp': 'error',
    'security/detect-non-literal-require': 'off',
    'security/detect-object-injection': 'off',
    'security/detect-possible-timing-attacks': 'error',
    'security/detect-pseudoRandomBytes': 'error',
    'security/detect-unsafe-regex': 'error',

    // Override airbnb
    eqeqeq: ['error', 'smart'],
    'func-names': 'error',
    'id-length': ['error', { exceptions: ['_', '$', 'e', 'i', 'j', 'k', 'q', 'x', 'y'] }],
    'no-param-reassign': 'off', // Work toward enforcing this rule
    radix: 'off',
    'spaced-comment': 'off',
    'max-len': 'off',
    'no-continue': 'off',
    'no-plusplus': 'off',
    'no-prototype-builtins': 'off',
    'no-restricted-syntax': ['error', 'DebuggerStatement', 'LabeledStatement', 'WithStatement'],
    'no-restricted-properties': [
      'error',
      {
        object: 'arguments',
        property: 'callee',
        message: 'arguments.callee is deprecated',
      },
      {
        property: '__defineGetter__',
        message: 'Please use Object.defineProperty instead.',
      },
      {
        property: '__defineSetter__',
        message: 'Please use Object.defineProperty instead.',
      },
    ],
    'no-useless-escape': 'off',
    'object-shorthand': [
      'error',
      'always',
      {
        ignoreConstructors: false,
        avoidQuotes: true,
        avoidExplicitReturnArrows: true,
      },
    ],
    // 'prefer-arrow-callback': ['error', { 'allowNamedFunctions': true }],
    'prefer-spread': 'error',
    'prefer-destructuring': 'off',
  },
  overrides: [
    {
      files: ['*.ts'],
      parser: '@typescript-eslint/parser',
      parserOptions: {
        project: './tsconfig.json',
      },
      extends: [
        'eslint:recommended',
        'airbnb-typescript/base',
        'plugin:import/typescript',
        'plugin:@typescript-eslint/eslint-recommended',
        'plugin:@typescript-eslint/recommended',
        'plugin:@typescript-eslint/recommended-requiring-type-checking',
        'prettier',
        'prettier/@typescript-eslint',
        'plugin:prettier/recommended',
      ],
      rules: {
        'class-methods-use-this': 'off',
        indent: 'off',
        'max-classes-per-file': 'off',
        'max-len': 'off',
        'no-dupe-class-members': 'off',
        'no-extra-semi': 'off',
        'no-new': 'off',
        'no-param-reassign': 'off',
        'no-underscore-dangle': 'off',
        'no-useless-constructor': 'off',
        'no-unused-expressions': 'error',
        'no-restricted-syntax': ['error', 'DebuggerStatement', 'LabeledStatement', 'WithStatement'],
        'no-use-before-define': 'off',
        'no-shadow': 'off',
        'no-void': 'off',

        'import/prefer-default-export': 'off',
        'import/no-cycle': 'off',
        'import/no-extraneous-dependencies': 'off',
        'import/extensions': ['error', 'never'],
        'import/order': [
          'error',
          {
            'newlines-between': 'always',
            alphabetize: { order: 'asc', caseInsensitive: true },
          },
        ],

        '@typescript-eslint/array-type': ['error', { default: 'array' }],
        '@typescript-eslint/await-thenable': 'error',
        '@typescript-eslint/adjacent-overload-signatures': 'error',
        '@typescript-eslint/consistent-type-assertions': 'error',
        '@typescript-eslint/consistent-type-definitions': 'error',
        '@typescript-eslint/consistent-type-imports': 'error',
        '@typescript-eslint/no-extraneous-class': 'error',
        '@typescript-eslint/no-use-before-define': 'off',
        '@typescript-eslint/explicit-function-return-type': 'error',
        '@typescript-eslint/explicit-member-accessibility': ['error'],
        '@typescript-eslint/naming-convention': [
          'error',
          {
            selector: 'enumMember',
            format: ['camelCase', 'PascalCase', 'UPPER_CASE'],
          },
        ],
        '@typescript-eslint/member-ordering': [
          'error',
          {
            default: [
              // Index signature
              'signature',
              // Fields
              'private-field',
              'public-field',
              'protected-field',
              // Constructors
              'public-constructor',
              'protected-constructor',
              'private-constructor',
              // Methods
              'public-method',
              'protected-method',
              'private-method',
            ],
          },
        ],
        '@typescript-eslint/no-array-constructor': 'error',
        '@typescript-eslint/no-empty-interface': 'error',
        '@typescript-eslint/no-explicit-any': 'error',
        '@typescript-eslint/no-extra-semi': 'error',
        '@typescript-eslint/no-floating-promises': 'error',
        '@typescript-eslint/no-for-in-array': 'error',
        '@typescript-eslint/no-misused-promises': 'error',
        '@typescript-eslint/no-non-null-assertion': 'error',
        '@typescript-eslint/no-parameter-properties': ['error', { allows: ['readonly'] }],
        '@typescript-eslint/no-require-imports': 'error',
        '@typescript-eslint/no-this-alias': 'error',
        '@typescript-eslint/no-throw-literal': 'error',
        '@typescript-eslint/no-unnecessary-type-assertion': 'error',
        '@typescript-eslint/no-unused-expressions': 'error',
        '@typescript-eslint/no-useless-constructor': 'error',
        '@typescript-eslint/no-unused-vars': 'error',
        '@typescript-eslint/no-shadow': 'error',
        '@typescript-eslint/prefer-for-of': 'error',
        '@typescript-eslint/prefer-includes': 'error',
        '@typescript-eslint/prefer-regexp-exec': 'warn',
        '@typescript-eslint/prefer-string-starts-ends-with': 'error',
        '@typescript-eslint/promise-function-async': 'off',
        '@typescript-eslint/require-await': 'error',
        '@typescript-eslint/restrict-plus-operands': 'error',
        '@typescript-eslint/unbound-method': 'error',
        '@typescript-eslint/unified-signatures': 'error',
      },
    },
  ],
};