On 30/01/09 01:02, Ben Schmidt wrote:
> Ben Fritz wrote:
>> I use the standard C syntax rules, but I have added a couple of rules
>> in my after/syntax/c.vim file to add some additional syntax folding. I
>> have narrowed my problem down to the following addition:
>>
>> " add folding of multiline () groups
>> syn region SynFoldParen
>> \ start="(" end=")"
>> \ skip=+"\%(\\"\|[^"]\)\{-}\\\@<!"\|'[^']\{-}'\|'\\''\|//.*+
>> \ transparent fold keepend extend
>> \ containedin=ALLBUT,cComment,cCommentL,cString,cCppString
>>
>> Using this addition, with this code::
>>
>> void foo()
>> {
>> printf("look how {braces} break highlighting!\n");
>> }
>>
>> makes the "Constant" highlighting go away after the closing brace
>> ('}') in the printf statement.
>
> Where is the 'Constant' highlighting meant to be? I don't get it. Is it
> a custom syntax rule too? Or maybe some setting in your vimrc enables
> it? Perhaps check your syntax/c.vim is up to date, and send us your
> custom file to see if we can reproduce it? Also quote your Vim version,
> perhaps, in case it's relevant.
>
> Ben.
something (such as cConstant maybe) which is linked to Constant, I suppose.
>
>> Without the additional fold rule, the highlighting is fine.
>>
>> I have the following mapping to display the current syntax stack:
>>
>> nmap<F10>
>> \ :echo '<'.synIDattr(synIDtrans(synID(line('.'),col('.'),
>> 1)),'name').'> from:'<bar>
>> \ let indent = ''<bar>
>> \ for syn_id in synstack(line('.'), col('.'))<bar>
>> \ echo indent.'<'.synIDattr(syn_id,"name").'>'<bar>
>> \ let indent .= ' '<bar>
>> \ endfor<bar>
>> \ unlet indent<CR>
>>
>> Using this command, I get for the syntax stack, between the opening
>> double-quote and the closing brace:
>>
>> <Constant> from:
>> <cBlock>
>> <SynFoldParen>
>> <cParen>
>> <cString>
>>
>> After the closing brace until the end quote, I get:
>>
>> <> from:
>> <cBlock>
>> <SynFoldParen>
>> <cParen>
>> <cString>
>>
>> Even the \n gets the correct "cSpecial" highlight group:
>>
>> <> from:
>> <cBlock>
>> <SynFoldParen>
>> <cParen>
>> <cString>
>> <cSpecial>
>>
>> Everything seems correct in these last two syntax stacks, except that
>> highlight group that is linked to the final item in the syntax stack
>> does not get applied. I'm completely baffled as to why.
>>
>> I thought at first that maybe the cBlock group from the function body
>> was ending prematurely, but this is not the case, as I can see from
>> the fold column (since cBlock is folded).
>>
>> Syntax stacks for the places above using just the standard rules are
>> identical, except for the fact that SynFoldParen is missing, and the
>> correct linked highlight group is applied.
>
> >
>
Best regards,
Tony.
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