.eslintrc.js

module.exports = {
  parser: "@typescript-eslint/parser",
  parserOptions: {
    project: "tsconfig.json",
    tsconfigRootDir: __dirname,
    sourceType: "module"
  },
  plugins: ["@typescript-eslint/eslint-plugin", "import", "eslint-plugin-node"],
  extends: [
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended",
    "eslint-config-async"
  ],
  root: true,
  env: {
    node: true,
    jest: true
  },
  ignorePatterns: [".eslintrc.js"],
  rules: {
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-floating-promises": "error",
    "@typescript-eslint/await-thenable": "error",
    "@typescript-eslint/no-misused-promises": "error",
    "@typescript-eslint/promise-function-async": "error",
    "@typescript-eslint/member-ordering": "error",
    "@typescript-eslint/consistent-type-imports": "error",
    "curly": 1,
    "no-console": "error",
    "arrow-body-style": ["error", "as-needed"],
    "eqeqeq": ["error", "always"],
    "no-else-return": ["error", { allowElseIf: false }],
    "padding-line-between-statements": [
      "error",
      { blankLine: "always", prev: "*", next: "return" },
      { blankLine: "always", prev: "*", next: "block" },
      { blankLine: "always", prev: "*", next: "block-like" }
    ],
    "import/order": [
      "error",
      {
        groups: ["builtin", "external", ["parent", "sibling"], "index"],
        alphabetize: {
          order: "asc",
          caseInsensitive: true
        },
        "newlines-between": "always"
      }
    ],
    "import/newline-after-import": ["error", { "count": 1 }],
    "max-nested-callbacks": ["error", 5]
  }
};