Re: event trigger API documentation?

On Mon, 2013-05-06 at 17:17 +0200, Dimitri Fontaine wrote:
> Peter Eisentraut <peter_e@gmx.net> writes:
> > At this point, all that is appropriate is some documentation of the C
> > API.  If the contrib example you have in mind is short enough, it might
> > as well become part of the example in the documentation.
> 
> Please find attached a patch against the documentation, containing a
> full code example of what I had in mind. The contrib would only be
> useful to include if we want to ship something usable.
> 
> As you might want to tinker with the code in the docs patch and easily
> check that it still runs, I include another patch with the new contrib
> module. I don't expect that to get commited, of course, but I had to do
> it to check the code so I'd better just share it, right?

Looks pretty good, but the description of the parsetree field was
obviously copied from somewhere else.  I would fix it myself, but I
don't know what kind of assurances we want to offer about what's in that
field.