.eslintrc.json

{
  "root": true,
  "env": {
      "browser": true,
      "es6": true
  },
  "extends": [
      "standard-with-typescript"
  ],
  "globals": {},
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
      "ecmaVersion": 2018,
      "project": [
          "./server/tsconfig.json",
          "./client/tsconfig.json"
      ]
  },
  "plugins": [
      "@typescript-eslint"
  ],
  "ignorePatterns": ["dist", "node_modules", "scripts"],
  "rules": {
      "@typescript-eslint/no-unused-vars": [2, {"argsIgnorePattern": "^_"}],
      "@typescript-eslint/no-floating-promises": "error",
      "@typescript-eslint/no-misused-promises": "error",
      "@typescript-eslint/no-var-requires": "off",
      "@typescript-eslint/strict-boolean-expressions": "off",
      "@typescript-eslint/return-await": [2, "in-try-catch"], // FIXME: correct?
      "@typescript-eslint/no-invalid-void-type": "off",
      "@typescript-eslint/triple-slash-reference": "off",
      "max-len": [
        "error",
        {
          "code": 120,
          "comments": 120
        }
      ],
      "no-unused-vars": "off"
  }
}