Using ivy-codemirror@2.1.0 (which uses codemirror 5.15.2).
When using 'verilog' as the mode the app throws a jQuery.Deferred exception:
jQuery.Deferred exception: Invalid regular expression: /[{}()\[\]]|(endc...
I do not see the same issue when I run plain CodeMirror 5.15.2 without ivy-codemirror.