.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "tsconfig.json",
    "sourceType": "module"
  },
  "plugins": [
    "@typescript-eslint/eslint-plugin"
  ],
  "extends": [
    "plugin:@typescript-eslint/recommended"
  ],
  "root": true,
  "env": {
    "node": true,
    "jest": true
  },
  "ignorePatterns": [
  ],
  "rules": {
    "@typescript-eslint/interface-name-prefix": "off",
    "@typescript-eslint/explicit-function-return-type": "error",
    "@typescript-eslint/explicit-module-boundary-types": "error",
    "@typescript-eslint/no-explicit-any": "error",
    "lines-between-class-members": "off",
    "@typescript-eslint/lines-between-class-members": ["error", "always", {
      "exceptAfterSingleLine": true
    }],
    "@typescript-eslint/explicit-member-accessibility": [
      "error",
      {
        "accessibility": "explicit",
        "overrides": {
          "accessors": "explicit",
          "constructors": "no-public",
          "methods": "explicit",
          "properties": "explicit",
          "parameterProperties": "explicit"
        }
      }
    ],
    "@typescript-eslint/member-ordering": ["warn", {
      "default": [
        "signature",

        "public-static-field",
        "protected-static-field",
        "private-static-field",

        "public-decorated-field",
        "protected-decorated-field",
        "private-decorated-field",

        "public-instance-field",
        "protected-instance-field",
        "private-instance-field",

        "public-abstract-field",
        "protected-abstract-field",
        "private-abstract-field",
      
        "public-constructor",
        "protected-constructor",
        "private-constructor",
      
        "public-static-method",
        "protected-static-method",
        "private-static-method",

        "public-decorated-method",
        "protected-decorated-method",
        "private-decorated-method",

        "public-instance-method",
        "protected-instance-method",
        "private-instance-method",

        "public-abstract-method",
        "protected-abstract-method",
        "private-abstract-method"
      ]
    }],
    "@typescript-eslint/indent": ["error", 2],
    "comma-dangle": ["error"],
    "no-multi-spaces": "error",
    "space-before-blocks": "error",
    "space-in-parens": ["error", "never"],
    "no-mixed-spaces-and-tabs": ["off"],
    "no-whitespace-before-property": "error",
    "object-curly-spacing": ["error", "always"],
    "array-bracket-spacing": ["error", "never"],
    "arrow-parens": ["error", "always"],
    "space-infix-ops": "error",
    "padded-blocks": ["error", "never"],
    "semi": ["error", "always"],
    "quotes": ["error", "single", {
      "allowTemplateLiterals": true
    }],
    "max-len": ["error", {
      "code": 140,
      "ignorePattern": "^import\\s.+\\sfrom\\s.+;$",
      "ignoreComments": true,
      "ignoreUrls": true,
      "ignoreStrings": true 
    }],
    "key-spacing": ["error", {
      "beforeColon": false,
      "afterColon": true,
      "mode": "strict"
    }],
    "keyword-spacing": ["error", {
      "before": true,
      "after": true
    }],
    "comma-spacing": ["error", {
      "before": false,
      "after": true
    }],
    "no-multiple-empty-lines": ["error", {
      "max": 1
    }],
    "no-trailing-spaces": ["error", {
      "skipBlankLines": true
    }]
  }
}