.eslintrc.json

{
  "ignorePatterns": [
    "build/src/*",
    "src/frontend/*"
    // "src/frontend/dist/*",
    // "src/frontend/*.d.ts"
  ],
  "env": {
    "es2021": true,
    "node": true
  },
  "extends": [
    "airbnb-base",
    "plugin:@typescript-eslint/recommended",
    "plugin:unicorn/recommended",
    "plugin:prettier/recommended",
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "eslint:recommended"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": ["tsconfig.json"]
  },
  "plugins": ["@typescript-eslint", "prettier", "unicorn", "import"],
  "rules": {
    "semi": ["error", "never"],
    "@typescript-eslint/semi": "off",
    "no-unexpected-multiline": "error",
    "@typescript-eslint/await-thenable": "error",
    "@typescript-eslint/require-await": "error",
    "@typescript-eslint/no-floating-promises": "error",
    // Note: you must disable the base rule as it can report incorrect errors
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": "warn",
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "varsIgnorePattern": "^_",
        "argsIgnorePattern": "^_"
      }
    ],
    "arrow-body-style": "off",
    "prefer-arrow-callback": "off",
    "consistent-return": "off",
    "import/prefer-default-export": "off",
    "import/extensions": "off",
    "no-underscore-dangle": "off",
    "prettier/prettier": [
      "error",
      {
        "trailingComma": "all",
        "semi": false,
        "singleQuote": false,
        "printWidth": 100,
        "tabWidth": 2,
        "useTabs": false,
        "bracketSpacing": true,
        "arrowParens": "avoid",
        "endOfLine": "auto"
      }
    ],
    "unicorn/no-array-method-this-argument": "off",
    "unicorn/no-array-callback-reference": "off",
    "unicorn/prevent-abbreviations": [
      "error",
      {
        "replacements": {
          "ctx": false,
          "err": false
        }
      }
    ]
  },
  "settings": {
    "import/parsers": {
      "@typescript-eslint/parser": [".ts"]
    },
    "import/resolver": {
      "typescript": {
        "extensions": [".js", ".ts"]
      }
    }
  },
  "overrides": [
    {
      "files": ["*.ts"], 
      "rules": {
        "no-undef": "off"
      }
    }
  ]
}