.eslintrc

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "plugins": ["@typescript-eslint", "prettier"],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "prettier"
  ],
  "rules": {
    "prettier/prettier": "error",
    "semi": 0,
    "space-before-function-paren": ["error", "never"],
    "no-unused-vars": "off", // disable default
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "vars": "all",
        "args": "after-used",
        "ignoreRestSiblings": false
      }
    ],
    "@typescript-eslint/indent": ["error", 2],
    "@typescript-eslint/member-delimiter-style": 0,
    "@typescript-eslint/ban-ts-ignore": "error",
    "@typescript-eslint/explicit-function-return-type": "off" // disable default
  },
  "overrides": [
    {
      // enable the rule specifically for TypeScript files
      "files": ["*.ts", "*.tsx", "*.vue"],
      "rules": {
        "@typescript-eslint/explicit-function-return-type": ["error"]
      }
    }
  ]
}