• I have tried restarting my IDE and the issue persists.
• I have updated to the latest version of the packages.
• I have read the FAQ and my problem is not listed.

Repro

{
  "rules": {
    "@typescript-eslint/prefer-function-type": ["error"]
  }
}

type X = {} | {
  (): void;
}

Expected Result

type X = {} | (() => void)

Actual Result

type X = {} | (() => void;) // ')' expected. ts(1005)

Additional Info

Versions