.eslintrc

{
  "env": {
    "browser": true,
    "es6": true,
    "node": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "extends": [
    "airbnb-typescript/base",
    "plugin:prettier/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended",
    "prettier/@typescript-eslint",
    "plugin:import/errors",
    "plugin:import/warnings",
    "plugin:import/typescript"
  ],
  "plugins": ["sort-class-members"],
  "settings": {
    "import/parsers": {
      "@typescript-eslint/parser": [".ts"]
    },
    "import/resolver": {
      "typescript": {
        "directory": "./",
        "alwaysTryTypes": true
      }
    }
  },
  "rules": {
    "global-require": 0,
    "@typescript-eslint/no-var-requires": 0,
    "import/no-dynamic-require": 0,
    "no-underscore-dangle": [
      2,
      {
        "allowAfterThis": true,
        "allowAfterSuper": true,
        "enforceInMethodNames": true,
        "allow": ["_schema", "_formatErrors"]
      }
    ],
    "max-classes-per-file": 0,
    "class-methods-use-this": 0,
    "@typescript-eslint/no-namespace": 0,
    "import/no-extraneous-dependencies": [
      2,
      {
        "devDependencies": ["**/test.ts"]
      }
    ],
    "max-len": [
      "warn",
      {
        "code": 120
      }
    ],
    "import/prefer-default-export": "off",
    "no-console": "off",
    "import/no-duplicates": 0,
    "import/no-unresolved": 2,
    "import/extensions": [
      2,
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ],
    "lines-between-class-members": [
      "error",
      "always",
      {
        "exceptAfterSingleLine": true
      }
    ],
    "sort-class-members/sort-class-members": [
      2,
      {
        "order": ["[properties]", "constructor", "[arrow-function-properties]", "[methods]"],
        "sort": "alphabetical"
      }
    ],
    "node/no-extraneous-import": 0,
    "node/no-missing-import": 0
  },
  "overrides": [
    {
      "files": ["*.spec.ts", "spec/**/*.ts"],
      "rules": {
        "@typescript-eslint/explicit-function-return-type": "off",
        "max-len": [
          "warn",
          {
            "code": 120
          }
        ],
        "@typescript-eslint/ban-ts-ignore": "off",
        "import/order": "off",
        "import/first": "off",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-non-null-assertion": "off"
      }
    },
    {
      "files": ["*.d.ts"],
      "rules": {
        "@typescript-eslint/no-explicit-any": "off"
      }
    }
  ]
}