.eslintrc

{
  "root": true,
  "extends": [
    "eslint:recommended",
    "airbnb-base",
    "plugin:jsdoc/recommended"
  ],
  "env": {
    "browser": true,
    "es2022": true
  },
  "globals": {
    "page": true,
    "browser": true,
    "context": true,
    "jestPuppeteer": true,
    "jest": true,
    "it": true,
    "describe": true,
    "beforeAll": true,
    "afterAll": true,
    "afterEach": true,
    "beforeEach": true,
    "expect": true,
    "test": true,
    "Ids": true,
    "ResizeObserver": true,
    "$": true,
    "process": true,
    "console": true,
    "module": true,
    "require": true,
    "__dirname": true,
    "before": true
  },
  "parserOptions": {
    "ecmaVersion": 2022,
    "sourceType": "module"
  },
  "rules": {
    // Allow single quotes only or template literals
    "quotes": ["error", "single", { "allowTemplateLiterals": true }],
    // Allow assignment of properties from items in `forEach` loops
    "no-param-reassign": ["off", { "props": false }],
    // Dont force a new line after comments
    "jsdoc/newline-after-description": 0,
    // Allow single line JSDoc comments
    "jsdoc/no-multi-asterisks": 0,
    // Allow a few custom jsdoc tags
    "jsdoc/check-tag-names": ["error", { "definedTags": ["jest-environment", "inherits", "part"] }],
    // require trailing commas in multiline object literals
    "comma-dangle": ["off", {
      "arrays": "never",
      "objects": "never",
      "imports": "never",
      "exports": "never",
      "functions": "never"
    }],
    // Allow ternary operators
    "no-unused-expressions": ["error", { "allowShortCircuit": true, "allowTernary": true }],
    // Forbid the import of external modules that are not declared
    "import/no-extraneous-dependencies": ["error", { "devDependencies": true }],
    // Enforce line length
    "max-len": ["error", 120, 2, {
      "ignoreUrls": true,
      "ignoreComments": false,
      "ignoreRegExpLiterals": true,
      "ignoreStrings": true,
      "ignoreTemplateLiterals": true
    }],
    // Allow i++
    "no-plusplus": ["off", { }],
    // Allow continue in loops
    "no-continue": ["off"]
  },
  "overrides": [{
    "files": ["*.ts"],
    "plugins": [
      "@typescript-eslint"
    ],
    "extends": [
      "eslint:recommended",
      "plugin:@typescript-eslint/recommended",
      "airbnb-base",
      "airbnb-typescript/base"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
      "project": ["./tsconfig.json"]
    },
    "rules": {
     // Allow var requires
     "@typescript-eslint/no-var-requires": "off",
      // Allow any
      "@typescript-eslint/no-explicit-any": "off",
      // Allow empty constructors
      "no-useless-constructor": "off",
      "@typescript-eslint/no-useless-constructor": ["off"],
      // Allow the use of this
      "class-methods-use-this": "off",
      "no-prototype-builtins": "off",
      // Dont suggest confusing destructuring
      "prefer-destructuring": ["off"],
      // Enforce line length
      "max-len": ["error", 125, 2, {
        "ignoreUrls": true,
        "ignoreComments": false,
        "ignoreRegExpLiterals": true,
        "ignoreStrings": true,
        "ignoreTemplateLiterals": true
      }],
     // Enforce where commas can be used
     "@typescript-eslint/comma-dangle": ["off", {
        "arrays": "never",
        "objects": "never",
        "imports": "never",
        "exports": "never",
        "functions": "never"
      }],
      // Enforce single quotes
      "@typescript-eslint/quotes": ["error", "single", { "allowTemplateLiterals": true }],
      // Allow to update parameters
      "no-param-reassign": ["off", { "props": false }],
      // Allow imports from node_modules (ids-identity)
      "import/no-extraneous-dependencies": ["error", { "devDependencies": true }],
      // Allow console.info
      "no-console": ["error", { "allow": ["error", "info"] }],
      // Allow i++
      "no-plusplus": ["off", { }],
      // Allow functions with no this in them
      "no-restricted-syntax": ["off", { }],
      // Allow this to be aliased
      "@typescript-eslint/no-this-alias": ["off"],
      // Allow continue in loops
      "no-continue": ["off"],
      // we aren't doing special math with binary/hex radix numbers often,
      // so this removes need for parseInt(number, 10);
      "radix": 0,
      // allow inconsistent return values (allows empty return values on array functions, etc)
      "consistent-return": ["off"],
      // Allow array methods to not require an explicit return value (for no return values in `.filter()`, `.map()`, etc)
      "array-callback-return": ["off", {
        "allowImplicit": true
      }],
      // Allow short circuiting of functions
      "no-unused-expressions": ["error", { "allowShortCircuit": true, "allowTernary": true }],
      // Require modules with a single export to use a default export
      // Will ignore because of https://medium.com/@timoxley/named-exports-as-the-default-export-api-670b1b554f65
      // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/prefer-default-export.md
      "import/prefer-default-export": "off",
      // valid for readability in async tests
      "no-await-in-loop": ["off", { }],
      // bit masks used for idiomatic MouseEvents.buttons detection w/ mousewheel down
      "no-bitwise": 0,
      // Allows non-null assertions using the ! postfix operator.
      "no-non-null-assertion": "off",
      "@typescript-eslint/no-non-null-assertion": ["off"]
    }
  }]
}