leading dash (-)

[Alex Kleider <akleider@sonic.net>]

On 2013-12-12 03:14, Dew, Simon wrote:
> Hi Shaun
>
> On 11/12/2013 14:38, Shaun McCance wrote:
>
> > Are there any specific problems you've seen with 2.7.8? I have a 
> > machine
> > with 2.7.7 and have no problems with the DocBook schemas. I did just
> > file a patch for a bug I ran across with using choice in name classes
> > for attributes, but the DocBook schemas don't use that.
>
> Sorry for the delay in replying, it's been a while since I looked at 
> this.
>
> The problem I was seeing with xmllint was spurious error messages if 
> the
> docbook file was incorrect. There's a docbook file here:
>
> https://dl.dropboxusercontent.com/u/865332/Errors.docbook

In the file referenced above, there are leading dashes ("-") before some 
of the high level opening tags.

I (admittedly a newcomer to DocBook) have never seen this and assume it 
would not be valid xml.  Please explain.

Alex