BetterYTM-Mirror/eslint.config.mjs

import path from "node:path";
import { fileURLToPath } from "node:url";
import typescriptEslint from "@typescript-eslint/eslint-plugin";
import storybookEslint from "eslint-plugin-storybook";
import globals from "globals";
import tsParser from "@typescript-eslint/parser";
import js from "@eslint/js";
import { FlatCompat } from "@eslint/eslintrc";

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);


const compat = new FlatCompat({
  baseDirectory: __dirname,
  recommendedConfig: js.configs.recommended,
  allConfig: js.configs.all,
});

export default [{
  ignores: ["**/*.min.*", "**/*.user.js", "**/*.map", "dist/**/*", "**/test.ts"],
}, ...compat.extends(
  "eslint:recommended",
  "plugin:storybook/recommended",
  "plugin:@typescript-eslint/recommended",
), {
  plugins: {
    "@typescript-eslint": typescriptEslint,
    "storybook": storybookEslint,
  },

  languageOptions: {
    globals: {
      ...globals.browser,
      ...globals.node,
      Atomics: "readonly",
      SharedArrayBuffer: "readonly",
      GM: "readonly",
      unsafeWindow: "writable",
    },

    parser: tsParser,
    ecmaVersion: "latest",
    sourceType: "module",

    parserOptions: {
      ecmaFeatures: {
        jsx: true,
      },
    },
  },
  rules: {
    "no-unreachable": "off",
    quotes: ["error", "double"],
    semi: ["error", "always"],
    "eol-last": ["error", "always"],
    "no-async-promise-executor": "off",
    "no-cond-assign": "off",
    indent: ["error", 2, {
      ignoredNodes: ["VariableDeclaration[declarations.length=0]"],
    }],
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/no-unused-vars": ["warn", {
      vars: "local",
      ignoreRestSiblings: true,
      args: "after-used",
      argsIgnorePattern: "^_",
    }],
    "no-unused-vars": "off",
    "@typescript-eslint/ban-ts-comment": "off",
    "@typescript-eslint/ban-types": ["error", {
      types: {
        "{}": false,
      },
      extendDefaults: true,
    }],
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-unused-expressions": ["error", {
      allowShortCircuit: true,
      allowTernary: true,
      allowTaggedTemplates: true,
    }],
    "comma-dangle": ["error", "only-multiline"],
    "no-misleading-character-class": "off",
  },
}, {
  files: ["**/*.js", "**/*.mjs", "**/*.cjs"],

  rules: {
    "@typescript-eslint/no-var-requires": "off",
    quotes: ["error", "double"],
    semi: ["error", "always"],
    "eol-last": ["error", "always"],
    "no-async-promise-executor": "off",
    indent: ["error", 2, {
      ignoredNodes: ["VariableDeclaration[declarations.length=0]"],
    }],
    "no-unused-vars": ["warn", {
      vars: "local",
      ignoreRestSiblings: true,
      args: "after-used",
      argsIgnorePattern: "^_",
    }],
    "comma-dangle": ["error", "only-multiline"],
  },
}];