.eslintrc.json

{
  "env": {
    "es6": true,
    "jest": true,
    "node": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:prettier/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "parserOptions": {
    "ecmaVersion": "latest",
    "sourceType": "module"
  },
  "rules": {
    "no-console": ["error", { "allow": ["warn", "error"] }],
    "no-duplicate-imports": "error",
    "no-unused-vars": [
      "error",
      {
        "vars": "local",
        "args": "after-used",
        "ignoreRestSiblings": true
      }
    ],
    "sort-imports": [
      "error",
      {
        "ignoreCase": true,
        "ignoreMemberSort": false,
        "memberSyntaxSortOrder": ["none", "all", "multiple", "single"]
      }
    ],
    "quotes": [
      "error",
      "single",
      { "avoidEscape": true, "allowTemplateLiterals": false }
    ],
    "padding-line-between-statements": [
      "error",
      {
        "blankLine": "never",
        "prev": "singleline-const",
        "next": "singleline-const"
      },
      {
        "blankLine": "never",
        "prev": "singleline-let",
        "next": "singleline-let"
      },
      { "blankLine": "never", "prev": "import", "next": "import" }
    ],
    "spaced-comment": ["error", "always"],
    "no-use-before-define": [
      "error",
      { "functions": true, "classes": true, "variables": true }
    ]
  }
}