eslint-config/.eslintrc.json

{
  "root": true,
  "env": {
    "browser": true,
    "es2021": true,
    "jest": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": "latest",
    "sourceType": "module"
  },
  "extends": [
    "eslint:recommended",
    "plugin:vue/vue3-essential",
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended"
  ],
  "plugins": [
    "jest",
    "cypress",
    "import",
    "@typescript-eslint",
    "prettier"
  ],
  "overrides": [
    {
      "files": ["test/**"],
      "plugins": ["jest"],
      "extends": ["plugin:jest/recommended", "plugin:jest/style"],
      "rules": { "jest/prefer-expect-assertions": "off" }
    },
    {
      "files": ["*.ts", "*.tsx"],
      "plugins": [
        "@typescript-eslint"
      ],
      "rules": {
        "no-var": "error",
        "no-dupe-class-members": "off",
        "no-undef": "off",
        "no-redeclare": "off",
        "@typescript-eslint/no-redeclare": ["warn"],
        "@typescript-eslint/consistent-type-assertions": ["warn"],
        "no-array-constructor": "off",
        "@typescript-eslint/no-array-constructor": ["warn"],
        "no-use-before-define": "off",
        "@typescript-eslint/no-use-before-define": [
          "warn",
          {
            "functions": false,
            "classes": false,
            "variables": false,
            "typedefs": false
          }
        ],
        "no-unused-expressions": "off",
        "@typescript-eslint/no-unused-expressions": [
          "error",
          {
            "allowShortCircuit": true,
            "allowTernary": true,
            "allowTaggedTemplates": true
          }
        ],
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": [
          "warn",
          {
            "args": "none",
            "ignoreRestSiblings": true
          }
        ],
        "no-useless-constructor": "off",
        "@typescript-eslint/no-useless-constructor": ["warn"]
      }
    },
    {
      "files": ["cypress/e2e/**/*.cy.ts"],
      "extends": ["plugin:cypress/recommended"],
      "rules": {
        "@typescript-eslint/no-unused-expressions": "off",
        "@typescript-eslint/no-empty-function": "off",
        "spaced-comment": "off",
        "camelcase": "off"
      }
    }
  ],
  "rules": {
    "no-undef-init": "warn",
    "no-useless-return": "warn",
    "no-duplicate-imports": "warn",
    "import/first": "warn",
    "import/no-anonymous-default-export": [
      "warn",
      {
        "allowArray": true,
        "allowLiteral": true,
        "allowObject": true
      }
    ],
    "prefer-const": "warn",
    "prefer-spread": "warn",
    "camelcase": "error",
    "spaced-comment": "error",
    "dot-notation": "warn",
    "quotes": ["error", "single"],
    "prettier/prettier": [
      "error",
      {
        "printWidth": 120,
        "tabWidth": 2,
        "useTabs": false,
        "semi": true,
        "singleQuote": true,
        "endOfLine": "auto",
        "jsxSingleQuote": false,
        "bracketSpacing": true,
        "bracketSameLine": false,
        "arrowParens": "always"
      }
    ]
  },
  "settings": {
    "import/resolver": {
      "typescript": {}
    }
  }
}