[RFC] New revision serializer format

[Alexander Belchenko]

Matt Nordhoff пишет:
> Jelmer Vernooij wrote:
>> Now that brisbane-core is coming along nicely, it seems to me like this
>> is the right moment to also fix the revision serializer. The current one
>> can't handle some characters (since they're not XML-escapable). 
>>
>> It would be nice to get rid of this limitation, in particular since a
>> consequence of it is that foreign vcs plugins have to escape
>> XML-incompatible characters when pulling from $VCS into bzr. 
>>
>> I'd like to provide a patch for this new revision serializer, but I'm
>> wondering what the best format would be. XML seems suboptimal, since
>> it's quite verbose, relatively slow and since it would require hacks to 
> 
> hacks to what?
> 
>> The main I option I see is something like rio, or perhaps some simple
>> text-based key/value pair format.
>>
>> Is there anything I'm missing here? Preferences for particular formats?
>> Existing infrastructure I could use?
> 
> I don't know if it would actually work well, but bzrlib.util.bencode is
> a simple, kinda-text based key/value-pair format.

No, bencode is very bad for this purpose. It was designed for sending data
over the wire.