eslint.config.mjs

// @ts-check

import eslint from "@eslint/js";
import tseslint from "typescript-eslint";
import globals from "globals";

export default tseslint.config(
  eslint.configs.recommended,
  ...tseslint.configs.recommended,
  {
    languageOptions: {
      ecmaVersion: "latest",
      globals: {
        ...globals.node,
        ...globals.browser,
        ...globals.es2020,
      },
      parserOptions: {
        project: "tsconfig.json",
        sourceType: "module",
        ecmaVersion: "latest",
      },
    },
    rules: {
      "@typescript-eslint/adjacent-overload-signatures": "error",
      "@typescript-eslint/explicit-function-return-type": "off",
      "@typescript-eslint/no-empty-function": "error",
      "@typescript-eslint/no-empty-interface": "off",
      "@typescript-eslint/no-explicit-any": [
        "off",
        {
          ignoreRestArgs: true,
        },
      ],
      "@typescript-eslint/no-namespace": "error",
      "@typescript-eslint/no-unused-vars": [
        "warn",
        {
          vars: "all",
          args: "none",
        },
      ],
      "@typescript-eslint/prefer-for-of": "warn",
      "@typescript-eslint/triple-slash-reference": "error",
      "@typescript-eslint/unified-signatures": "warn",
      "comma-dangle": [
        "error",
        {
          arrays: "always-multiline",
          objects: "always-multiline",
          imports: "always-multiline",
          exports: "always-multiline",
        },
      ],
      "constructor-super": "error",
      eqeqeq: ["warn", "always"],
      "for-direction": "error",
      "getter-return": "error",
      "max-len": [
        "warn",
        {
          code: 120,
          tabWidth: 2,
          ignoreStrings: true,
          ignoreTemplateLiterals: true,
          ignoreComments: true,
        },
      ],
      "no-await-in-loop": "off",
      "no-continue": "off",
      "no-async-promise-executor": "error",
      "no-case-declarations": "error",
      "no-class-assign": "error",
      "no-compare-neg-zero": "error",
      "no-cond-assign": "error",
      "no-const-assign": "error",
      "no-constant-condition": "error",
      "no-control-regex": "error",
      "no-debugger": "error",
      "no-delete-var": "error",
      "no-dupe-args": "error",
      "no-dupe-class-members": "error",
      "no-dupe-else-if": "error",
      "no-dupe-keys": "error",
      "no-duplicate-case": "error",
      "no-duplicate-imports": "error",
      "no-empty": [
        "error",
        {
          allowEmptyCatch: true,
        },
      ],
      "no-empty-character-class": "error",
      "no-empty-pattern": "error",
      "no-ex-assign": "error",
      "no-extra-boolean-cast": "error",
      "no-extra-semi": "error",
      "no-fallthrough": "error",
      "no-func-assign": "error",
      "no-global-assign": "error",
      "no-import-assign": "error",
      "no-inner-declarations": "error",
      "no-invalid-regexp": "error",
      "no-invalid-this": "error",
      "no-irregular-whitespace": "error",
      "no-misleading-character-class": "error",
      "no-mixed-spaces-and-tabs": "error",
      "no-new-symbol": "error",
      "no-new-wrappers": "error",
      "no-obj-calls": "error",
      "no-octal": "error",
      "no-param-reassign": "error",
      "no-plusplus": [
        "error",
        {
          allowForLoopAfterthoughts: true,
        },
      ],
      "no-prototype-builtins": "error",
      "no-redeclare": "error",
      "no-regex-spaces": "error",
      "no-restricted-syntax": ["off", "ForOfStatement"],
      "no-self-assign": "error",
      "no-sequences": "error",
      "no-setter-return": "error",
      "no-shadow": "off",
      "@typescript-eslint/no-shadow": "warn",
      "no-shadow-restricted-names": "error",
      "no-sparse-arrays": "error",
      "no-this-before-super": "error",
      "no-throw-literal": "error",
      "no-undef": "error",
      "no-underscore-dangle": [
        "off",
        {
          allowAfterThis: true,
        },
      ],
      "no-unexpected-multiline": "error",
      "no-unreachable": "error",
      "no-unsafe-finally": "error",
      "no-unsafe-negation": "error",
      "no-unused-labels": "error",
      "no-unused-vars": "warn",
      "no-useless-catch": "error",
      "no-useless-escape": "error",
      "no-var": "warn",
      "no-void": "error",
      "no-with": "error",
      "object-curly-spacing": ["warn", "always"],
      "prefer-const": "warn",
      "require-yield": "error",
      "use-isnan": "error",
      "valid-typeof": "error",
      "guard-for-in": "error",
    },
  }
);