eslint.config.cjs

const globals = require("globals");

const unicorn = require("eslint-plugin-unicorn");
const sonarjs = require("eslint-plugin-sonarjs");
const stylistic = require("@stylistic/eslint-plugin-js");
const htmlESLint = require("@html-eslint/eslint-plugin");
const html = require("eslint-plugin-html");

const tsParser = require("@typescript-eslint/parser");

const linterOptions = {
  reportUnusedDisableDirectives: "error",
};
const global = {
  ...globals.browser,
};

const rules = {
  "array-callback-return": 2,
  "block-scoped-var": 2,
  "default-case-last": 2,
  "default-param-last": 1,
  "dot-notation": 1,
  "func-name-matching": 2,
  "func-style": 0,
  "no-array-constructor": 2,
  "no-compare-neg-zero": 2,
  "no-const-assign": 2,
  "no-constructor-return": 2,
  "no-dupe-args": 1,
  "no-dupe-keys": 2,
  "no-duplicate-case": 2,
  "no-div-regex": 2,
  "no-eq-null": 2,
  "no-extra-boolean-cast": 2,
  "no-extra-bind": 2,
  "no-extend-native": 2,
  "no-empty-pattern": 2,
  "no-duplicate-imports": 2,
  "no-fallthrough": 2,
  "no-func-assign": 2,
  "no-import-assign": 2,
  "no-invalid-regexp": 2,
  "no-invalid-this": 2,
  "no-implicit-coercion": [
    2,
    {
      string: false,
    },
  ],
  "no-implied-eval": 2,
  "no-loss-of-precision": 2,
  "no-multi-assign": 1,
  "no-negated-condition": 1,
  "no-new-native-nonconstructor": 2,
  "no-new-object": 2,
  "no-obj-calls": 2,
  "no-self-assign": 2,
  "no-unreachable": 1,
  "no-unreachable-loop": 1,
  "no-unsafe-finally": 2,
  "no-unused-vars": 1,
  "no-useless-computed-key": 2,
  "no-useless-rename": 1,
  "no-useless-escape": 1,
  "no-unused-expressions": 1,
  "no-useless-return": 1,
  "no-useless-call": 2,
  "no-use-before-define": 0,
  "no-useless-concat": 1,
  "no-useless-backreference": 1,
  "no-useless-catch": 1,
  "no-unneeded-ternary": 1,
  "no-undef": [
    2,
    {
      typeof: true,
    },
  ],
  "no-undef-init": 2,
  "no-useless-constructor": 1,
  "no-redeclare": 1,
  "no-shadow-restricted-names": 2,
  "no-empty-static-block": 1,
  "no-throw-literal": 2,
  "no-template-curly-in-string": 1,
  "no-unsafe-optional-chaining": 2,
  "no-unmodified-loop-condition": 1,
  "no-promise-executor-return": 2,
  "no-warning-comments": 1,
  "no-var": 1,
  "no-new-func": 2,
  "no-new-wrappers": 2,
  "no-multi-str": 2,
  "no-shadow": [
    1,
    {
      builtinGlobals: false,
    },
  ],
  "no-self-compare": 2,
  "no-regex-spaces": 1,
  "no-constant-binary-expression": 2,
  "no-sequences": 2,
  "no-irregular-whitespace": [
    2,
    {
      skipRegExps: true,
    },
  ],
  "no-constant-condition": 1,
  "no-unsafe-negation": 2,
  "no-lone-blocks": 2,
  "object-shorthand": 1,
  "prefer-arrow-callback": 1,
  "prefer-const": 1,
  "use-isnan": 1,
  "valid-typeof": 2,
  yoda: 2,

  "@stylistic/array-bracket-spacing": 2,
  "@stylistic/arrow-parens": [2, "as-needed"],
  "@stylistic/arrow-spacing": [2, { before: false, after: false }],
  "@stylistic/block-spacing": [2, "never"],
  "@stylistic/brace-style": 1,
  "@stylistic/comma-style": 2,
  "@stylistic/computed-property-spacing": 2,
  "@stylistic/dot-location": [2, "property"],
  "@stylistic/function-call-spacing": 2,
  "@stylistic/generator-star-spacing": 2,
  "@stylistic/key-spacing": 2,
  "@stylistic/indent": [1, "tab"],
  "@stylistic/keyword-spacing": [1, { before: false, after: false }],
  "@stylistic/new-parens": 2,
  "@stylistic/no-mixed-operators": [
    2,
    {
      groups: [
        ["*", "/"],
        ["+", "-"],
      ],
    },
  ],
  "@stylistic/no-extra-semi": 1,
  "@stylistic/no-multi-spaces": 1,
  "@stylistic/no-mixed-spaces-and-tabs": 2,
  "@stylistic/no-floating-decimal": 2,
  "@stylistic/no-whitespace-before-property": 2,
  "@stylistic/no-trailing-spaces": 1,
  "@stylistic/max-statements-per-line": 1,
  "@stylistic/max-len": [
    1,
    {
      code: 200,
    },
  ],
  "@stylistic/quote-props": [2, "as-needed"],
  "@stylistic/quotes": [
    1,
    "double",
    {
      avoidEscape: false,
    },
  ],
  "@stylistic/padded-blocks": [2, "never"],
  "@stylistic/rest-spread-spacing": 2,
  "@stylistic/semi": 1,
  "@stylistic/space-before-blocks": [2, "never"],
  "@stylistic/space-before-function-paren": [
    2,
    {
      named: "never",
      anonymous: "never",
      asyncArrow: "always",
    },
  ],
  "@stylistic/space-in-parens": 2,
  "@stylistic/space-unary-ops": 2,
  "@stylistic/yield-star-spacing": 2,

  "unicorn/error-message": 2,
  "unicorn/new-for-builtins": 2,
  "unicorn/consistent-empty-array-spread": 2,
  "unicorn/consistent-destructuring": 2,
  "unicorn/consistent-function-scoping": 2,
  "unicorn/no-array-method-this-argument": 2,
  "unicorn/no-lonely-if": 1,
  "unicorn/no-invalid-fetch-options": 2,
  "unicorn/no-instanceof-array": 2,
  "unicorn/no-magic-array-flat-depth": 2,
  "unicorn/no-nested-ternary": 2,
  "unicorn/no-new-buffer": 2,
  "unicorn/no-console-spaces": 2,
  "unicorn/no-for-loop": 2,
  "unicorn/no-useless-undefined": 2,
  "unicorn/no-unreadable-iife": 2,
  "unicorn/no-unnecessary-await": 2,
  "unicorn/no-unreadable-array-destructuring": 2,
  "unicorn/no-useless-switch-case": 2,
  "unicorn/no-typeof-undefined": 2,
  "unicorn/no-useless-fallback-in-spread": 2,
  "unicorn/no-useless-length-check": 2,
  "unicorn/no-useless-spread": 2,
  "unicorn/no-useless-promise-resolve-reject": 2,
  "unicorn/no-zero-fractions": 2,
  "unicorn/prefer-array-find": 1,
  "unicorn/prefer-array-index-of": 1,
  "unicorn/prefer-includes": 1,
  "unicorn/prefer-logical-operator-over-ternary": 1,
  "unicorn/prefer-date-now": 1,
  "unicorn/prefer-default-parameters": 1,
  "unicorn/prefer-array-some": 1,
  "unicorn/prefer-blob-reading-methods": 1,
  "unicorn/prefer-at": 1,
  "unicorn/prefer-optional-catch-binding": 1,
  "unicorn/prefer-regexp-test": 1,
  "unicorn/prefer-set-has": 1,
  "unicorn/prefer-set-size": 1,
  "unicorn/prefer-keyboard-event-key": 1,
  "unicorn/prefer-negative-index": 1,
  "unicorn/prefer-node-protocol": 1,
  "unicorn/prefer-number-properties": [
    1,
    {
      checkInfinity: true,
    },
  ],
  "unicorn/prefer-prototype-methods": 1,
  "unicorn/prefer-string-trim-start-end": 1,
  "unicorn/prefer-string-starts-ends-with": 1,
  "unicorn/prefer-structured-clone": 1,
  "unicorn/throw-new-error": 2,
  "unicorn/require-number-to-fixed-digits-argument": 2,
  "unicorn/switch-case-braces": [1, "avoid"],
  "unicorn/text-encoding-identifier-case": 2,
  "unicorn/no-await-in-promise-methods": 2,
  "unicorn/no-single-promise-in-promise-methods": 2,
  "unicorn/no-negation-in-equality-check": 2,
  "unicorn/no-length-as-slice-end": 2,

  "sonarjs/no-extra-arguments": 2,
  "sonarjs/no-empty-collection": 2,
  "sonarjs/no-element-overwrite": 2,
  "sonarjs/no-use-of-empty-return-value": 2,
  "sonarjs/no-all-duplicated-branches": 2,
  "sonarjs/no-ignored-return": 2,
  "sonarjs/no-identical-expressions": 2,
  "sonarjs/no-one-iteration-loop": 2,
  "sonarjs/non-existent-operator": 2,
  "sonarjs/no-redundant-boolean": 2,
  "sonarjs/no-unused-collection": 1,
  "sonarjs/prefer-immediate-return": 2,
  "sonarjs/no-inverted-boolean-check": 2,
  "sonarjs/no-redundant-jump": 2,
  "sonarjs/no-same-line-conditional": 2,
  "sonarjs/prefer-object-literal": 2,
  "sonarjs/no-collection-size-mischeck": 2,
  "sonarjs/prefer-while": 2,
  "sonarjs/no-gratuitous-expressions": 2,
  "sonarjs/no-duplicated-branches": 2,
};

module.exports = [
  {
    linterOptions,
    languageOptions: {
      parser: tsParser,
      globals: global,
    },
    files: ["src/**/*.ts",],
    ignores: ["dist/", "node_modules/"],
    plugins: {
      unicorn,
      sonarjs,
      "@stylistic": stylistic,
    },
    rules,
  },
  {
    linterOptions,
    languageOptions: {
      parser: tsParser,
      globals: globals.node,
    },
    files: ["*.js", "*.ts"],
    plugins: {
      unicorn,
      sonarjs,
      "@stylistic": stylistic,
    },
    rules,
  },
  {
    linterOptions,
    languageOptions: {
      globals: global,
      parser: require("@html-eslint/parser"),
    },
    files: ["**/*.html"],
    plugins: {
      unicorn,
      sonarjs,
      "@stylistic": stylistic,
      "@html-eslint": htmlESLint,
      html,
    },
    settings: {
      "html/html-extensions": [".html"],
    },
    rules: {
      ...rules,

      "@html-eslint/require-meta-charset": 2,
      "@html-eslint/require-button-type": 2,
      "@html-eslint/no-restricted-attrs": 2,
      "@html-eslint/no-multiple-h1": 1,
      "@html-eslint/require-meta-description": 1,
      "@html-eslint/no-skip-heading-levels": 2,
      "@html-eslint/require-frame-title": 2,
      "@html-eslint/no-non-scalable-viewport": 2,
      "@html-eslint/no-positive-tabindex": 2,
      "@html-eslint/require-meta-viewport": 2,
      "@html-eslint/no-abstract-roles": 2,
      "@html-eslint/no-aria-hidden-body": 2,
      "@html-eslint/no-accesskey-attrs": 2,
      "@html-eslint/no-multiple-empty-lines": 2,
      "@html-eslint/no-trailing-spaces": 2,
      "@html-eslint/indent": [1, "tab"],
      "@html-eslint/no-duplicate-attrs": 2,
      "@html-eslint/no-inline-styles": 1,
      "@html-eslint/no-duplicate-id": 2,
      "@html-eslint/no-script-style-type": 2,
      "@html-eslint/require-li-container": 2,
      "@html-eslint/require-closing-tags": 2,
      "@html-eslint/require-doctype": 2,
      "@html-eslint/require-lang": 2,
      "@html-eslint/require-title": 2,
      "@html-eslint/no-extra-spacing-attrs": 2,
      "@html-eslint/quotes": 2,
      "@html-eslint/require-img-alt": 1,
    },
  },
];