On Fri, Sep 27, 2002 at 06:37:23AM +0900, Rudolf Polzer wrote:

<snip>
 
> - a %= b versus %=...=. A syntax highlighter gets into big trouble when
>   seeing this construct. Nothing really seriuos, but I already had to
>   insert "useless" comments to fix vim's highlighting - which is unable
>   to correctly highlight if-then-end expressions. Perhaps it would help
>   to deprecate %=...= as string separator (any other character could be
>   used with less problems).

This was 'fixed' back in June. You can find the latest syntax file here:

http://mugca.its.monash.edu.au/~djkea2/vim/syntax/ruby.vim

<snip>
   
Regards,
Doug