.eslintrc.json

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint"],
  "rules": {
    "@typescript-eslint/naming-convention": "warn",
    "semi": "off",
    "@typescript-eslint/semi": "error",
    "@typescript-eslint/member-delimiter-style": [
      "warn",
      {
        "multiline": {
          "delimiter": "semi",
          "requireLast": true
        },
        "singleline": {
          "delimiter": "semi",
          "requireLast": false
        }
      }
    ],
    "keyword-spacing": "error",
    // add padding before and after statements
    "padding-line-between-statements": [
      "warn",
      { "blankLine": "always", "prev": "*", "next": "block" },
      { "blankLine": "always", "prev": "block", "next": "*" },
      { "blankLine": "always", "prev": "*", "next": "block-like" },
      { "blankLine": "always", "prev": "block-like", "next": "*" }
    ],
    "newline-before-return": "error",
    "curly": "warn",
    "eqeqeq": "warn",
    "no-throw-literal": "warn",
    "prefer-const": "warn",
    "@typescript-eslint/no-unused-vars": ["warn", { "args": "none" }],
    "comma-dangle": "off",
    "@typescript-eslint/comma-dangle": [
      "error",
      {
        "arrays": "always-multiline",
        "objects": "always-multiline",
        "imports": "never",
        "exports": "always-multiline",
        "functions": "always-multiline",
        "enums": "always-multiline",
        "generics": "always-multiline",
        "tuples": "always-multiline"
      }
    ],
    "func-call-spacing": ["error", "never"],
    "indent": ["error", 2],
    "max-len": [
      "warn",
      {
        "code": 140,
        "tabWidth": 2,
        "ignoreComments": true,
        "ignoreUrls": true
        // ignoreStrings: true,
      }
    ],
    "no-console": ["warn", { "allow": ["warn", "error"] }],
    "no-unused-vars": "off",
    "quotes": ["error", "single", { "avoidEscape": true }],
    "space-in-parens": ["error", "never"],
    "newline-per-chained-call": ["error", { "ignoreChainWithDepth": 3 }]
  }
}