[Haskell-cafe] Re: ANNOUNCE: fgl-22.214.171.124
martin at mhilbig.de
Mon Jul 12 07:53:29 EDT 2010
On 12.07.2010 09:25, Ivan Lazar Miljenovic wrote:
> A couple of points I meant to make here but forgot (I was busy hacking
> on this and my other three graph-related packages for over a week now,
> and especially this past weekend it cut into my sleeping...):
> * Apart from bug-fixes, I don't intend on touching the 5.4 series any
> more. That said, I believe that this version is suitable for
> replacing 126.96.36.199 in the platform (what's the process on that?).
> * After I get my generic graph class sorted out at AusHac this coming
> weekend, I intend to make a 188.8.131.52 release which extends the classes
> in this new library; this will probably _not_ be suitable for the
> platform and is intended to serve as a stepping stone to the
> replacement library Thomas Bereknyei and I are working on.
> With that last point: Thomas and I are willing to call this new
> version/replacement something like "inductive-graphs" if that is the
> preference of the community. Does anyone know of a website that would
> let us have a survey we can use to determine which option people would
how about http://doodle.com?
have fun, keep hacking.
> Note that even if we give it a new name (rather than just a new
> major version number), we still intend on using the Data.Graph.Inductive
> module namespace (as it makes even more sense with the new name), so
> there will still be clashes between this new version and fgl.
> Ivan Lazar Miljenovic<ivan.miljenovic at gmail.com> writes:
>> I'm pleased to present the first new release of fgl  since Thomas
>> Bereknyei took over maintaining it from Martin Erwig.
>>  http://hackage.haskell.org/package/fgl
>> Before people start panicking, rioting, etc., please check the version
>> number: this is just a bug-fix release, and not the complete re-write
>> version which we've been talking about (since we got a little
>> sidetracked, etc.). As such, the API hasn't changed, and this should
>> fit right in to packages already using fgl (sorry to all those people
>> who followed my advice and put "fgl == 184.108.40.206" in the build-depends
>> fields of their packages' .cabal files, but I didn't expect to make
>> another 5.4.y release).
>> The exact change that has been made is to fix a bug pointed out to me by
>> Tristan Allwood, in that Data.Graph.Inductive.PatriciaTree didn't
>> support multiple edges (and furthermore this wasn't specified in the
>> documentation). This has now been rectified. As an indication of what
>> these changes mean, see this sample call graph produced by my
>> SourceGraph program; when using PatriciaTree from fgl-220.127.116.11 the lines
>> were all the same thickness; now there is among other things a loop of
>> width 32 on getExp and a line of width 7 from getExp to maybeEnt.
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