eslint-rules/.eslintrc.js

module.exports = {
  root: true,
  plugins: ['unicorn', 'jsdoc', 'import-x'],
  env: { node: true, browser: true, es2023: true },
  reportUnusedDisableDirectives: true,
  parserOptions: {
    project: true,
  },
  ignorePatterns: [],
  globals: {},
  extends: [
    'eslint:recommended',
    'prettier',
    'plugin:@typescript-eslint/recommended-type-checked',
    'plugin:jsdoc/recommended-typescript',
  ],
  overrides: [
    {
      files: ['repl.ts', 'scripts/**/*.ts'],
      rules: { 'no-console': 'off' },
    },
    {
      files: ['.eslintrc.js', '.eslintrc.cjs', '*.config.js', 'index.js'],
      extends: ['plugin:@typescript-eslint/disable-type-checked'],
      rules: { 'rules/restrict-template-expressions': 'off' },
    },
    {
      files: ['*.d.ts'],
      rules: { '@typescript-eslint/consistent-type-imports': 'off' },
    },
  ],
  rules: {
    'import-x/order': [
      'error',
      {
        groups: [
          'builtin',
          'external',
          'internal',
          'parent',
          'sibling',
          'index',
          'object',
        ],
        'newlines-between': 'always-and-inside-groups',
        alphabetize: { order: 'asc', caseInsensitive: true },
      },
    ],
    'arrow-body-style': ['error', 'as-needed'],
    'class-methods-use-this': 'warn',
    'func-style': ['error', 'declaration', { allowArrowFunctions: true }],
    'no-async-promise-executor': 'off',
    'no-case-declarations': 'off',
    'no-console': 'warn',
    'no-constant-condition': ['error', { checkLoops: false }],
    'no-debugger': 'warn',
    'no-duplicate-imports': 'off',
    'no-empty': ['error', { allowEmptyCatch: true }],
    'no-inner-declarations': 'off',
    'no-lonely-if': 'error',
    'no-restricted-imports': [
      'error',
      {
        paths: [
          {
            name: 'crypto',
            importNames: ['webcrypto'],
            message: 'Use global `crypto` instead',
          },
        ],
      },
    ],
    'no-template-curly-in-string': 'error',
    'no-var': 'error',
    'object-shorthand': ['error', 'always', { ignoreConstructors: true }],
    'one-var': ['error', { var: 'never', let: 'never', const: 'never' }],
    'prefer-arrow-callback': 'off',
    'prefer-const': ['error', { destructuring: 'all' }],
    'prefer-destructuring': [
      'warn',
      { AssignmentExpression: { array: false, object: false } },
    ],
    'prefer-object-spread': 'error',
    'prefer-rest-params': 'warn',
    'prefer-spread': 'warn',
    'quote-props': ['error', 'as-needed'],
    'sort-imports': ['warn', { ignoreDeclarationSort: true }],
    'spaced-comment': [
      'error',
      'always',
      { markers: ['/', '#', '@'], block: { exceptions: ['@'] } },
    ],
    complexity: ['warn', { max: 100 }],
    curly: ['error', 'multi-line', 'consistent'],
    eqeqeq: ['error', 'smart'],
    yoda: ['error', 'never', { exceptRange: true }],
    'jsdoc/require-jsdoc': 'off',
    '@typescript-eslint/ban-ts-comment': [
      'error',
      {
        'ts-expect-error': 'allow-with-description',
        'ts-check': false,
        'ts-ignore': 'allow-with-description',
        'ts-nocheck': 'allow-with-description',
      },
    ],
    '@typescript-eslint/consistent-type-imports': [
      'error',
      {
        disallowTypeAnnotations: false,
        fixStyle: 'inline-type-imports',
      },
    ],
    '@typescript-eslint/explicit-member-accessibility': [
      'warn',
      { accessibility: 'no-public' },
    ],
    '@typescript-eslint/no-empty-interface': ['error', { allowSingleExtends: true }],
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/no-misused-promises': ['error', { checksVoidReturn: false }],
    '@typescript-eslint/no-namespace': 'off',
    '@typescript-eslint/no-unnecessary-type-assertion': 'error',
    '@typescript-eslint/no-unsafe-argument': 'off',
    '@typescript-eslint/no-unsafe-assignment': 'off',
    '@typescript-eslint/no-unsafe-call': 'off',
    '@typescript-eslint/no-unsafe-member-access': 'off',
    '@typescript-eslint/no-unsafe-return': 'off',
    '@typescript-eslint/no-unused-vars': 'off',
    '@typescript-eslint/no-use-before-define': 'off',
    '@typescript-eslint/no-var-requires': 'off',
    '@typescript-eslint/restrict-template-expressions': 'off',
    '@typescript-eslint/triple-slash-reference': 'off',
    '@typescript-eslint/unbound-method': 'off',
    'unicorn/better-regex': 'error',
    'unicorn/consistent-function-scoping': 'warn',
    'unicorn/escape-case': 'error',
    'unicorn/no-array-for-each': 'warn',
    'unicorn/no-array-method-this-argument': 'error',
    'unicorn/no-array-push-push': 'warn',
    'unicorn/no-console-spaces': 'warn',
    'unicorn/no-for-loop': 'warn',
    'unicorn/no-instanceof-array': 'error',
    'unicorn/no-lonely-if': 'warn',
    'unicorn/no-static-only-class': 'error',
    'unicorn/no-typeof-undefined': 'error',
    'unicorn/no-useless-fallback-in-spread': 'error',
    'unicorn/no-useless-promise-resolve-reject': 'error',
    'unicorn/no-useless-spread': 'error',
    'unicorn/no-useless-switch-case': 'error',
    'unicorn/prefer-array-find': 'error',
    'unicorn/prefer-array-flat-map': 'error',
    'unicorn/prefer-array-some': 'error',
    'unicorn/prefer-at': 'error',
    'unicorn/prefer-blob-reading-methods': 'error',
    'unicorn/prefer-date-now': 'error',
    'unicorn/prefer-default-parameters': 'warn',
    'unicorn/prefer-dom-node-dataset': 'error',
    'unicorn/prefer-dom-node-remove': 'error',
    'unicorn/prefer-export-from': ['error', { ignoreUsedVariables: false }],
    'unicorn/prefer-includes': 'error',
    'unicorn/prefer-keyboard-event-key': 'warn',
    'unicorn/prefer-logical-operator-over-ternary': 'warn',
    'unicorn/prefer-math-trunc': 'error',
    'unicorn/prefer-modern-math-apis': 'error',
    'unicorn/prefer-negative-index': 'error',
    'unicorn/prefer-node-protocol': 'error',
    'unicorn/prefer-object-from-entries': 'error',
    'unicorn/prefer-optional-catch-binding': 'error',
    'unicorn/prefer-reflect-apply': 'error',
    'unicorn/prefer-regexp-test': 'error',
    'unicorn/prefer-set-has': 'warn',
    'unicorn/prefer-string-slice': 'error',
    'unicorn/prefer-string-starts-ends-with': 'warn',
    'unicorn/prefer-string-trim-start-end': 'error',
    'unicorn/prefer-ternary': 'warn',
    'unicorn/string-content': [
      'warn',
      {
        patterns: {
          '->': { suggest: '→', fix: false },
          '=>': { suggest: '⇒', fix: false },
          '<-': { suggest: '←', fix: false },
          '<=': { suggest: '≤', fix: false },
          '>=': { suggest: '≥', fix: false },
          '!=': { suggest: '≠', fix: false },
          '<=>': { suggest: '⇔', fix: false },
          '\\.\\.\\.': { suggest: '…', fix: false },
          "'s ": { suggest: '’s ', fix: false },
        },
      },
    ],
    'unicorn/template-indent': 'warn',
  },
  parser: '@typescript-eslint/parser',
};