.eslintrc.json

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "tsconfig.json",
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint/eslint-plugin"],
  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended"],
  "env": {
    "node": true
  },
  "rules": {
    "@typescript-eslint/comma-dangle": ["warn", "always-multiline"],
    "@typescript-eslint/explicit-function-return-type": "off",
    "@typescript-eslint/explicit-module-boundary-types": "off",
    "@typescript-eslint/interface-name-prefix": "off",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-extra-semi": "warn",
    "@typescript-eslint/semi": ["warn", "always"],
    "array-callback-return": ["error", { "checkForEach": false }],
    "arrow-body-style": ["warn", "as-needed"],
    "arrow-parens": ["warn", "as-needed"],
    "arrow-spacing": "warn",
    "block-spacing": ["warn", "always"],
    "camelcase": "warn",
    "comma-dangle": "off",
    "complexity": ["error", 15],
    "consistent-return": "warn",
    "curly": "error",
    "default-case": "warn",
    "default-case-last": "error",
    "default-param-last": "error",
    "dot-notation": "error",
    "eqeqeq": "error",
    "lines-between-class-members": ["error", "always", { "exceptAfterSingleLine": true }],
    "multiline-ternary": ["warn", "always-multiline"],
    "no-duplicate-imports": "error",
    "no-eval": "error",
    "no-extra-semi": "off",
    "no-fallthrough": "off",
    "no-implicit-coercion": ["error", { "allow": ["!!", "+"] }],
    "no-lonely-if": "error",
    "no-tabs": "warn",
    "no-trailing-spaces": "error",
    "no-unneeded-ternary": "warn",
    "no-unreachable-loop": "warn",
    "no-unused-private-class-members": "error",
    "no-useless-concat": "error",
    "no-useless-rename": "error",
    "no-useless-return": "error",
    "object-shorthand": "error",
    "prefer-arrow-callback": "error",
    "prefer-const": ["error", { "destructuring": "all" }],
    "prefer-destructuring": ["error", { "object": true, "array": false }],
    "require-await": "error",
    "semi": "off",
    "@typescript-eslint/member-ordering": [
      "error",
      {
        "default": [
          "decorated-field",
          "private-field",
          "protected-field",
          "public-field",
          "constructor",
          "decorated-get",
          "decorated-set",
          "decorated-method",
          "public-get",
          "public-set",
          "public-method",
          "protected-method",
          "protected-get",
          "protected-set",
          "private-get",
          "private-set",
          "private-method"
        ]
      }
    ],
    "max-len": [
      "warn",
      {
        "code": 140,
        "ignoreComments": true
      }
    ],
    "padding-line-between-statements": [
      "error",
      { "blankLine": "always", "prev": "*", "next": "return" },
      { "blankLine": "always", "prev": "case", "next": "case" },
      { "blankLine": "always", "prev": "const", "next": "*" },
      { "blankLine": "any", "prev": "const", "next": "const" },
      { "blankLine": "always", "prev": "*", "next": "let" },
      { "blankLine": "any", "prev": "let", "next": "let" },
      { "blankLine": "always", "prev": "block", "next": "*" }
    ]
  }
}