Re: [ jEdit-devel ] [ jEdit-commits ] SF.net SVN: jedit: [12059] jEdit/trunk

[Kazutoshi S. <k_s...@f2...>]

kp...@us... wrote:
> Revision: 12059
(snip)
> Added regex highlight in javascript mode (#1042013)
(snip)
> --- jEdit/trunk/modes/javascript.xml	2008-03-01 21:25:12 UTC (rev 12058)
> +++ jEdit/trunk/modes/javascript.xml	2008-03-01 22:20:41 UTC (rev 12059)
> @@ -46,6 +46,7 @@
>  		<MARK_PREVIOUS TYPE="FUNCTION" MATCH_TYPE="OPERATOR">(</MARK_PREVIOUS>
>  		<SEQ TYPE="OPERATOR">)</SEQ>
>  
> +		<SEQ_REGEXP HASH_CHARS="/" TYPE="LITERAL4">/.*/</SEQ_REGEXP>
>  		<SEQ TYPE="COMMENT2">//--&gt;</SEQ>
>  		<EOL_SPAN TYPE="COMMENT2">//</EOL_SPAN>

This causes spurious matches on beginning of comment ("//") or repeated
divisions ("a /= b / c").

I made some workarounds in ruby mode, like the following.
>         <!-- /regexp?/ -->
>         <!-- If a regexp begins with a whitespace (including a newline),
>             the beginning "/" is wrongly treated as a division operator.
>             But such regexp is rare enough and one can use %r notations
>             or write like "/\ ..." to force jEdit to treat it as a
>             regexp. -->
>         <SEQ_REGEXP HASH_CHAR="/" TYPE="OPERATOR">/=?($|\s)</SEQ_REGEXP>
>         <!-- AT_WORD_START is TRUE not to handle "a/b/c". -->
>         <SPAN AT_WORD_START="TRUE" TYPE="LITERAL3" DELEGATE="RegexpLiteral">
>             <BEGIN>/</BEGIN>
>             <END>/</END>
>         </SPAN>

I don't know whether this also works or not for javascript. It will need
additional care for "//" which doesn't exist in ruby.

-- 
k_satoda