.eslintrc

{
  "env": {
    "browser": true,
    "es2021": true,
    "jest": true,
    "node": true // "module" is not defined. 에러가 발생하면 기입
  },
  "extends": [
    "eslint:recommended",
    "prettier",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "plugins": ["prettier", "@typescript-eslint"],
  "parserOptions": {
    "parser": "@typescript-eslint/parser",
    "ecmaVersion": 12,
    "sourceType": "module"
  },
  "rules": {
    "prettier/prettier": [
      "error",
      {
        "singleQuote": true,
        "semi": true,
        "useTabs": false,
        "tabWidth": 2,
        "trailingComma": "all",
        "printWidth": 100,
        "bracketSpacing": true,
        "arrowParens": "avoid",
        "endOfLine": "auto"
      }
    ]
  }
}