.eslintrc.json

{
  "env": {
    "es6": true
  },
  "globals": {
    "__BUILDNUM__": "readonly",
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended"],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 5,
    "sourceType": "module",
    "project": "tsconfig.json"
  },
  "plugins": ["@typescript-eslint", "import"],
  "rules": {
    "array-bracket-spacing": ["error"],
    "block-spacing": ["error"],
    "comma-spacing": ["error"],
    "dot-location": ["error", "property"],
    "eqeqeq": ["error"],
    "key-spacing": ["error"],
    "linebreak-style": ["error", "unix"],
    "max-len": ["error", {
        "code": 100, 
        "ignoreRegExpLiterals": true,
        "ignoreTemplateLiterals": true
    }],
    "no-else-return": ["warn"],
    "no-eq-null": ["error"],
    "no-extra-bind": ["error"],
    "no-multi-spaces": ["error"],
    "no-multi-str": ["error"],
    "no-multiple-empty-lines": ["error"],
    "no-param-reassign": ["error"],
    "no-return-assign": ["error"],
    "no-return-await": ["error"],
    "no-trailing-spaces": ["error"],
    "no-undef-init": ["error"],
    "no-unsafe-optional-chaining": ["error"],
    "no-unused-vars": ["off"],
    "no-useless-return": ["error"],
    "object-curly-spacing": ["error", "always"],
    "space-infix-ops": ["error", { "int32Hint": false }],
    "yoda": ["error"],

    "@typescript-eslint/dot-notation": ["error"],
    "@typescript-eslint/comma-spacing": ["error"],
    "@typescript-eslint/ban-ts-comment": ["off"],
    "@typescript-eslint/explicit-module-boundary-types": ["off"],
    "@typescript-eslint/no-unused-vars": ["off"],
    "@typescript-eslint/no-namespace": ["off"],
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/no-floating-promises": [
      "error",
      { "ignoreIIFE": true }
    ],
    "@typescript-eslint/quotes": ["error", "double"],
    "@typescript-eslint/semi": ["error", "always"],
    "@typescript-eslint/no-use-before-define": ["error", { "typedefs": false }],
    "@typescript-eslint/require-await": ["error"],
    "@typescript-eslint/type-annotation-spacing": ["error", { "after": true }],
    "@typescript-eslint/prefer-includes": ["error"],
    "@typescript-eslint/no-misused-new": ["error"],
    "@typescript-eslint/no-for-in-array": ["error"],
    "@typescript-eslint/no-explicit-any": ["error", { "ignoreRestArgs": true }],
    "@typescript-eslint/prefer-nullish-coalescing": ["error"],
    "@typescript-eslint/no-unsafe-call": ["error"],
    "@typescript-eslint/no-unsafe-member-access": ["error"],
    "@typescript-eslint/no-empty-interface": "off",
    "@typescript-eslint/no-shadow": ["error"],
    "@typescript-eslint/await-thenable": ["error"],
    "@typescript-eslint/array-type": ["error", { "default": "array" }],
    "@typescript-eslint/member-delimiter-style": [
      "error",
      {
        "multiline": { "delimiter": "none" },
        "singleline": { "delimiter": "semi", "requireLast": false }
      }
    ],
    "@typescript-eslint/indent": [
      "error",
      4,
      {
        "ignoredNodes": ["JSXAttribute"],
        "SwitchCase": 1
      }
    ],
    "import/no-default-export": ["error"],
    "import/order": ["error"],
    "@typescript-eslint/no-unused-expressions": [
      "error",
      {
        "allowShortCircuit": true,
        "allowTernary": true
      }
    ],
    "@typescript-eslint/unbound-method": [
      "error",
      {
        "ignoreStatic": true
      }
    ],
    "arrow-parens": ["error", "as-needed"],
    "comma-dangle": [
      "error",
      {
        "arrays": "always-multiline",
        "objects": "always-multiline",
        "imports": "always-multiline",
        "exports": "always-multiline",
        "functions": "never"
      }
    ],
    "indent": "off",
    "no-bitwise": "off",
    "no-console": "off",
    "no-empty": "off",
    "no-fallthrough": "off",
    "no-redeclare": "off",
    "no-restricted-syntax": "off",
    "no-shadow": "off", // Prevent conflicts with @typescript-eslint/no-shadow
    "no-undef": "off",
    "no-underscore-dangle": "off",
    "no-unused-expressions": "off", // @typescript-eslint/no-unused-expressions used instead
    "no-void": [
      "error",
      {
        "allowAsStatement": true
      }
    ],
    "padding-line-between-statements": [
      // See docs
      "warn",
      {
        "blankLine": "always",
        "prev": "*",
        "next": "return"
      }, // return
      {
        "blankLine": "always",
        "prev": "*",
        "next": "class"
      }, // class
      {
        "blankLine": "always",
        "prev": ["const", "let", "var"],
        "next": "*"
      }, // Variable declaration
      {
        "blankLine": "any",
        "prev": ["const", "let", "var"],
        "next": ["const", "let", "var"]
      },
      {
        "blankLine": "always",
        "prev": ["case", "default"],
        "next": "*"
      }, // case in switch
      {
        "blankLine": "always",
        "prev": "*",
        "next": ["try", "switch", "for", "block-like"]
      }, // blocks (try, switch, if, while, for, {})
      {
        "blankLine": "always",
        "prev": ["try", "switch", "for", "block-like"],
        "next": "*"
      },
      {
        // Multiline
        "blankLine": "always",
        "prev": ["multiline-const", "multiline-expression", "multiline-let"],
        "next": "*"
      }
    ],
    "prefer-spread": "off",
    "quotes": ["error", "double"]
  }
}