.eslintrc.json

{
  "env": {
    "browser": true,
    "es6": true,
    "node": true,
    "jest": true
  },
  "extends": [
    "airbnb-base",
    "plugin:@typescript-eslint/recommended",
    "plugin:vue/recommended",
    "plugin:prettier/recommended"
  ],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parserOptions": {
    "parser": "@typescript-eslint/parser",
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2020,
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint"],
  "settings": {
    "import/resolver": {
      "node": {
        "extensions": [".js", ".jsx", ".ts", ".tsx"]
      },
      "alias": {
        "map": [["@", "./src"]]
      }
    }
  },
  "rules": {
    "lines-between-class-members": "off",
    "no-underscore-dangle": "off",
    "no-param-reassign": ["error", { "props": false }],
    "no-plusplus": "off",
    "no-restricted-globals": "off",
    "func-names": "off",
    "no-use-before-define": "off", // Conflicts with typescript variation
    "@typescript-eslint/no-use-before-define": "error",
    "no-shadow": "off", // Conflicts with typescript variation
    "@typescript-eslint/no-shadow": "error",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-non-null-assertion": "off",
    "vue/component-tags-order": [
      "error",
      {
        "order": ["template", "script", "style"]
      }
    ],
    "vue/singleline-html-element-content-newline": "off",
    "vue/html-self-closing": "off",
    "vue/max-attributes-per-line": "off",
    "import/prefer-default-export": "off",
    "import/no-extraneous-dependencies": ["warn", { "devDependencies": true }],
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ]
  },
  "overrides": [
    {
      "files": ["server/**/*"],
      "rules": { "no-console": "off", "no-restricted-syntax": "off" }
    },
    {
      "files": ["server/routes/clientRouter.ts"],
      "rules": {
        "import/newline-after-import": "off",
        "@typescript-eslint/no-var-requires": "off"
      }
    },
    {
      "files": ["src/main.ts"],
      "rules": { "@typescript-eslint/explicit-function-return-type": "off" }
    },
    {
      "files": ["test-utils/**/*", "server/**/*.test.ts"],
      "rules": {
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-use-before-define": "off",
        "@typescript-eslint/explicit-module-boundary-types": "off"
      }
    },
    {
      "files": ["**/*.js"],
      "rules": {
        "@typescript-eslint/no-var-requires": "off"
      }
    }
  ]
}