.eslintrc.json

{
  "env": {
    "es2021": true,
    "node": true
  },
  "extends": [
    "airbnb-base",
    "airbnb-typescript/base",
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended",
    "prettier"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": "latest",
    "sourceType": "module",
    "project": "./tsconfig.json"
  },
  "plugins": ["@typescript-eslint", "simple-import-sort", "prettier", "prefer-arrow"],
  "rules": {
    "no-plusplus": "off",
    "no-unused-vars": "off",
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_",
        "varsIgnorePattern": "^_",
        "caughtErrorsIgnorePattern": "^_"
      }
    ],
    "@typescript-eslint/explicit-module-boundary-types": "error",
    "@typescript-eslint/ban-types": "warn",
    "@typescript-eslint/no-var-requires": "error",
    "@typescript-eslint/no-explicit-any": "error",
    "@typescript-eslint/no-empty-function": "error",
    "@typescript-eslint/ban-ts-comment": "warn",
    "@typescript-eslint/adjacent-overload-signatures": "error",
    "class-methods-use-this": "off",
    "no-undef": "error",
    "no-empty": "error",
    "simple-import-sort/imports": "error",
    "simple-import-sort/exports": "error",
    "import/prefer-default-export": "off",
    "import/no-relative-packages": "off",
    "prettier/prettier": "warn",
    "no-console": "error",
    "import/no-cycle": "off", // Disabling for now, this is taking multiple seconds to run -- https://github.com/import-js/eslint-plugin-import/issues/2348
    "comma-dangle": [
      "error",
      {
        "arrays": "always-multiline",
        "exports": "always-multiline",
        "functions": "never",
        "imports": "always-multiline",
        "objects": "always-multiline"
      }
    ],
    "prefer-arrow/prefer-arrow-functions": [
      "error",
      {
        "disallowPrototype": true,
        "singleReturnOnly": false,
        "classPropertiesAllowed": false
      }
    ],
    "prefer-arrow-callback": ["error", { "allowNamedFunctions": true }],
    "func-style": ["error", "expression"]
  },
  "overrides": [
    {
      "files": ["**/*.ts"]
    }
  ]
}