Xcode 9 expand/collapse braces/brackets {} side bar missing

Question

Can\'t find one under

Xcode ▶ Preferences/Text Editing ▶ \"Code Folding Ribbon\" box.

Answer 1

I have the same question and I found this at forums.developer.apple.com

...isn't implemented in the new editor yet. @https://forums.developer.apple.com/thread/78912