Where does the bug appear (feature/product)?
Cursor IDE
Describe the Bug
The above code is breaking Cursor’s Typescript syntax highlighting. See video capture for example.
Steps to Reproduce
See code example above. It has to do with typing a destructured rest param and having one param be optional ?.
Expected Behavior
Should maintain normal syntax highlighting.
Screenshots / Screen Recordings
Operating System
MacOS
Current Cursor Version (Menu → About Cursor → Copy)
Version: 1.4.5 (Universal)
VSCode Version: 1.99.3
Commit: af58d92614edb1f72bdd756615d131bf8dfa5290
Date: 2025-08-13T02:08:56.371Z (5 days ago)
Electron: 34.5.8
Chromium: 132.0.6834.210
Node.js: 20.19.1
V8: 13.2.152.41-electron.0
OS: Darwin arm64 23.6.0
Does this stop you from using Cursor
No - Cursor works, but with this issue
