Re: [PATCH] Add pretty-printed XML output option

Jim Jones <jim.jones@uni-muenster.de> writes:
> On 14.03.23 18:40, Tom Lane wrote:
>> I poked at this for awhile and ran into a problem that I'm not sure
>> how to solve: it misbehaves for input with embedded DOCTYPE.

> The issue was the flag XML_SAVE_NO_EMPTY. It was forcing empty elements 
> to be serialized with start-end tag pairs. Removing it did the trick ...
> ... but as a side effect empty start-end tags will be now serialized as 
> empty elements

> postgres=# SELECT xmlserialize(CONTENT '<foo><bar></bar></foo>' AS text 
> INDENT);
>   xmlserialize
> --------------
>   <foo>       +
>     <bar/>    +
>   </foo>
> (1 row)

Huh, interesting.  That is a legitimate pretty-fication of the input,
I suppose, but some people might think it goes beyond the charter of
"indentation".  I'm okay with it personally; anyone want to object?

            regards, tom lane