eslint.config.mjs

// @ts-check

import eslint from '@eslint/js';
import stylisticPlugin from '@stylistic/eslint-plugin';
import canonicalPlugin from 'eslint-plugin-canonical';
import nPlugin from 'eslint-plugin-n';
import prettierPlugin from 'eslint-plugin-prettier/recommended';
import sonarjsPlugin from 'eslint-plugin-sonarjs';
import promisePlugin from 'eslint-plugin-promise';
import simpleImportSort from 'eslint-plugin-simple-import-sort';
import importPlugin from 'eslint-plugin-import';
import unicornPlugin from 'eslint-plugin-unicorn';
import globals from 'globals';
import tseslint from 'typescript-eslint';
import github from 'eslint-plugin-github';

let githubFlatConfig = github.getFlatConfigs();
export default tseslint.config(
  eslint.configs.recommended,
  promisePlugin.configs['flat/recommended'],
  {
    plugins: {
      'simple-import-sort': simpleImportSort,
      '@stylistic': stylisticPlugin,
    },
    rules: {
      'simple-import-sort/imports': 'error',
      'simple-import-sort/exports': 'error',
      '@stylistic/member-delimiter-style': [
        'error',
        {
          multiline: {
            delimiter: 'semi',
            requireLast: true,
          },

          singleline: {
            delimiter: 'semi',
            requireLast: false,
          },
        },
      ],
      '@stylistic/keyword-spacing': 'error',
      '@stylistic/type-annotation-spacing': 'error',
      '@stylistic/quotes': [
        'error',
        'single',
        {
          avoidEscape: true,
          allowTemplateLiterals: true,
        },
      ],
      '@stylistic/semi': ['error', 'always'],
    },
  },
  {
    extends: [
      githubFlatConfig.recommended,
      ...githubFlatConfig.typescript,
    ],
    rules: {
      'eslintComments/no-use': 'off',
    },
  },
  {
    extends: [
      importPlugin.flatConfigs.recommended,
      importPlugin.flatConfigs.typescript,
    ],
    rules: {
      'import/extensions': ['error', 'always', {ignorePackages: true}],
      'import/consistent-type-specifier-style': ['error', 'prefer-top-level'],
      // "importPlugin/no-unresolved": ["error", {
      //   ignore: ["^@hr-drone/*", "^firebase-admin/.+"],
      // }],

      // "importPlugin/no-duplicates": ["error"],
      // "importPlugin/consistent-type-specifier-style": ["error", "prefer-top-level"],
    },
  },
  {
    languageOptions: {
      globals: {
        ...globals.builtin,
        ...globals.node,
      },
    },
    extends: [
      unicornPlugin.configs['flat/all'],
    ],
    rules: {
      'unicorn/prevent-abbreviations': 'off',
      'unicorn/no-abusive-eslint-disable': 'off',
      'unicorn/no-null': 'off',
      'unicorn/no-static-only-class': 'off',
      'unicorn/prefer-module': 'off',
      'unicorn/expiring-todo-comments': 'off',
    },
  },
  {
    languageOptions: {
      globals: {
        ...globals.builtin,
        ...globals.node,
      },
    },
    extends: [
      canonicalPlugin.configs['flat/recommended'],
    ],
    rules: {
      'canonical/filename-match-exported': 'error',
      'canonical/import-specifier-newline': 'off',
      'canonical/destructuring-property-newline': 'off',
      'canonical/no-restricted-strings': 'error',
      'canonical/no-use-extend-native': 'error',
      'canonical/prefer-inline-type-import': 'off',
    },
  },
  {
    languageOptions: {
      globals: {
        ...globals.builtin,
        ...globals.node,
      },
    },
    extends: [
      sonarjsPlugin.configs.recommended,
    ],
    rules: {
      'sonarjs/no-duplicate-string': 'off',
    },
  },
  {
    languageOptions: {
      globals: {
        ...globals.builtin,
        ...globals.node,
      },
    },
    extends: [
      prettierPlugin,
    ],
    rules: {
      'prettier/prettier': [
        'error',
        {
          singleQuote: true,
          trailingComma: 'all',
          tabWidth: 2,
          bracketSpacing: true,
        },
      ],
    },
  },
  {
    languageOptions: {
      globals: {
        ...globals.builtin,
        ...globals.node,
      },
    },
    extends: [
      nPlugin.configs['flat/recommended'],
    ],
    rules: {
      'n/no-extraneous-import': 'off',
      'n/no-missing-import': 'off',
    },
  },
  {
    extends: [...tseslint.configs.strictTypeChecked,
      tseslint.configs.eslintRecommended,
      ...tseslint.configs.stylisticTypeChecked,
      ...tseslint.configs.recommendedTypeChecked],
    rules: {
      'no-redeclare': 'off',
      '@typescript-eslint/no-redeclare': 'error',
      // "import/newline-after-import": "error",
      '@typescript-eslint/no-deprecated': 'warn',
      'no-unused-vars': 'off',

      '@typescript-eslint/no-unused-vars': [
        'error',
        {
          argsIgnorePattern: '^_',
        },
      ],

      '@typescript-eslint/adjacent-overload-signatures': 'error',
      'max-params': ['error', 7],

      '@typescript-eslint/array-type': [
        'error',
        {
          default: 'array-simple',
        },
      ],

      '@typescript-eslint/no-restricted-types': 'error',
      '@typescript-eslint/no-empty-object-type': 'error',
      '@typescript-eslint/no-unsafe-function-type': 'error',
      '@typescript-eslint/no-wrapper-object-types': 'error',

      '@typescript-eslint/explicit-member-accessibility': [
        'off',
        {
          overrides: {
            constructors: 'off',
          },
        },
      ],
      '@typescript-eslint/member-ordering': 'off',
      '@typescript-eslint/no-extraneous-class': 'off',
      '@typescript-eslint/no-angle-bracket-type-assertion': 'off',
      '@typescript-eslint/no-empty-function': 'error',
      '@typescript-eslint/no-unnecessary-condition': 'error',
      '@typescript-eslint/no-confusing-non-null-assertion': 'warn',
      '@typescript-eslint/no-duplicate-enum-values': 'error',
      '@typescript-eslint/no-empty-interface': 'error',
      '@typescript-eslint/no-unnecessary-type-assertion': 'error',
      '@typescript-eslint/no-explicit-any': 'error',
      '@typescript-eslint/no-inferrable-types': 'error',
      '@typescript-eslint/await-thenable': 'error',
      '@typescript-eslint/ban-ts-comment': 'error',
      '@typescript-eslint/ban-tslint-comment': 'error',
      '@typescript-eslint/consistent-indexed-object-style': 'error',
      '@typescript-eslint/consistent-type-definitions': ['error', 'interface'],
      '@typescript-eslint/no-import-type-side-effects': 'error',
      '@typescript-eslint/consistent-type-imports': [
        'error',
        {
          prefer: 'type-imports',
          fixStyle: 'separate-type-imports',
        },
      ],

      '@typescript-eslint/no-misused-new': 'error',
      '@typescript-eslint/restrict-template-expressions': 'off',
      '@typescript-eslint/no-require-imports': 'error',
      '@typescript-eslint/no-namespace': 'error',
      '@typescript-eslint/no-this-alias': 'error',
      '@typescript-eslint/no-use-before-define': 'error',
      '@typescript-eslint/no-var-requires': 'error',
      '@typescript-eslint/prefer-for-of': 'error',
      '@typescript-eslint/prefer-function-type': 'error',
      '@typescript-eslint/prefer-namespace-keyword': 'error',
      '@typescript-eslint/naming-convention': [
        'error',
        {
          selector: 'default',
          format: ['camelCase', 'PascalCase', 'snake_case', 'UPPER_CASE'],

          filter: {
            regex: '^_.*$',
            match: false,
          },
        },
        {
          selector: 'variable',
          format: ['camelCase', 'UPPER_CASE'],
        },
        {
          selector: 'interface',
          format: ['PascalCase'],
          prefix: ['I'],
        },
        {
          selector: 'typeLike',
          format: ['PascalCase'],
        },
        {
          selector: 'memberLike',
          modifiers: ['private'],
          format: ['camelCase'],
          leadingUnderscore: 'forbid',
        },
        {
          selector: 'variable',
          types: ['boolean'],
          format: ['PascalCase'],
          prefix: ['is', 'should', 'has', 'can', 'did', 'will'],
        },
      ],
      '@typescript-eslint/unified-signatures': 'error',
      '@typescript-eslint/interface-name-prefix': 'off',
      '@typescript-eslint/no-non-null-assertion': 'off',
      '@typescript-eslint/no-shadow': 'error',
      '@typescript-eslint/no-unused-expressions': ['error'],
      'no-await-in-loop': 'error',
      'padding-line-between-statements': [
        'error',
        {
          blankLine: 'always',
          prev: '*',
          next: 'return',
        },
        {
          blankLine: 'always',
          prev: '*',
          next: 'try',
        },
        {
          blankLine: 'always',
          prev: 'try',
          next: '*',
        },
        {
          blankLine: 'always',
          prev: '*',
          next: 'block-like',
        },
        {
          blankLine: 'always',
          prev: 'block-like',
          next: '*',
        },
        {
          blankLine: 'always',
          prev: '*',
          next: 'throw',
        },
        {
          blankLine: 'always',
          prev: 'var',
          next: '*',
        },
      ],

      'arrow-body-style': 'error',
      'arrow-parens': ['error', 'always'],
      complexity: 'off',

      'no-restricted-imports': [
        'error',
        {
          paths: [
            {
              name: 'rxjs/Rx',
              message: 'Please import directly from \'rxjs\' instead',
            },
          ],
        },
      ],

      'object-curly-spacing': ['error', 'always'],
      'no-multi-spaces': 'error',
      'no-useless-return': 'error',
      'no-else-return': 'error',
      'no-implicit-coercion': 'error',
      'constructor-super': 'error',
      yoda: 'error',
      strict: ['error', 'never'],
      curly: 'error',
      'dot-notation': 'error',
      'eol-last': 'error',
      eqeqeq: ['error', 'smart'],
      'guard-for-in': 'error',
      'id-match': 'error',
      'max-classes-per-file': 'off',

      'max-len': [
        'error',
        {
          code: 150,
        },
      ],

      'new-parens': 'error',
      'no-bitwise': 'error',
      'no-caller': 'error',
      'no-cond-assign': 'error',
      'no-constant-condition': 'error',
      'no-dupe-else-if': 'error',
      'lines-between-class-members': ['error', 'always'],

      'no-console': [
        'error',
        {
          allow: [
            'info',
            'dirxml',
            'warn',
            'error',
            'dir',
            'timeLog',
            'assert',
            'clear',
            'count',
            'countReset',
            'group',
            'groupCollapsed',
            'groupEnd',
            'table',
            'Console',
            'markTimeline',
            'profile',
            'profileEnd',
            'timeline',
            'timelineEnd',
            'timeStamp',
            'context',
          ],
        },
      ],

      'no-debugger': 'error',
      'no-duplicate-case': 'error',
      'no-empty': 'error',
      'no-eval': 'error',
      'no-extra-bind': 'error',
      'no-fallthrough': 'error',
      'no-invalid-this': 'error',
      'no-irregular-whitespace': 'error',

      'no-multiple-empty-lines': [
        'error',
        {
          max: 1,
        },
      ],

      'no-new-func': 'error',
      'no-new-wrappers': 'error',
      'no-return-await': 'error',
      'no-sequences': 'error',
      'no-sparse-arrays': 'error',
      'no-template-curly-in-string': 'error',
      'no-shadow': 'off',
      'no-throw-literal': 'error',
      'no-trailing-spaces': 'error',
      'no-undef-init': 'error',
      'no-unsafe-finally': 'error',
      'no-unused-labels': 'error',
      'no-var': 'error',
      'object-shorthand': 'error',
      'prefer-const': 'error',
      'prefer-object-spread': 'error',
      'quote-props': ['error', 'consistent-as-needed'],
      radix: 'error',
      'use-isnan': 'error',
      'valid-typeof': 'off',
      'space-before-function-paren': 'off',
    },
  },
  {
    languageOptions: {
      ecmaVersion: 'latest',
      sourceType: 'module',
      globals: {
        ...globals.builtin,
        ...globals.node,
      },
      parserOptions: {
        projectService: {
          extraFileExtensions: ['.ts'],
          defaultProject: 'tsconfig.eslint.json',
        },
        // @ts-ignore
        tsconfigRootDir: import.meta.dirname,
      },
    },
  },
);