rangeCount checking is required before calling getRangeAt() in safari.

[phruse]

WordPress Editing Mode
Gutenberg

Frontend or Backend Issue
Backend Issue

To Reproduce
when clicking on inline code area is displayed that “This block has encountered an error and cannot be previewed.”.

Screenshots

Modify
resources/gutenberg/enlighterjs.gutenberg.min.css

... ,t=e&&e.getRangeAt(0), ...

to

... ,t=e&&e.rangeCount>0&&e.getRangeAt(0), ...

Now it will work in safari! 😄

Desktop (please complete the following information):

• OS: macOS
• Browser: safari
• Version: 15.2

[AndiDittrich]

thanks @phruse

i'll check this soon