Re: Useful syntax highlighting (font lock) in a mixed xml lua file

[David Edmondson <dme@dme.org>]

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On Fri, 30 Dec 2011 22:47:10 +0200, Timur Aydin <ta@taydin.org> wrote:
> I am working on an xml file that has an embedded CDATA section which 
> contains lua source code. I am mostly working on the lua code and would 
> like that code to be syntax highlighted by emacs. When I activate 
> lua-mode, it understandably gets confused because of all the surrounding 
> xml. When I activate xml-mode, the xml stuff is properly syntax 
> highlighted, but the lua code in the CDATA section is uniformly colored 
> plain text.
> 
> Is there a way to utilize font-lock mode in a sensible manner? I 
> attempted to put the lua code in a separate file (script.lua) and then 
> included it into the xml using DOCTYPE and ENTITY tags, but this didn't 
> help, because I don't have any control over the software that parses 
> this xml file. It isn't able to deal with extra xml tags.
> 
> So my only hope is to be able to tell emacs to font-lock a region 
> bounded by a CDATA tag using lua-mode and to font-lock the rest using 
> xml-mode. Is there a way to do this?

I don't know how to do that.

Did you consider using an indirect buffer? If you have the indirect
buffer narrowed to the Lua code and with the correct major-mode,
font-lock should work there.

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