[Introspector-developers] Fwd: Re: Question about extensible HLL syntax

[James M. D. <mdu...@ya...>]

Here we are getting to the idea
of making modifiers for algorithms that can be used on many data-types,
like in a c++ templating system, but based on introspection.
mike

--- James Michael DuPont <mdu...@ya...> wrote:
> From James Michael DuPont Tue Feb  4 22:20:01 2003
> Received: from [80.128.233.199] by web41503.mail.yahoo.com via HTTP;
> Tue, 04 Feb 2003 22:20:01 PST
> Date: Tue, 4 Feb 2003 22:20:01 -0800 (PST)
> From: James Michael DuPont <mdu...@ya...>
> Subject: Re: Question about extensible HLL syntax
> To: Brian T Rice <wa...@tu...>, Michael Conrad
> <con...@em...>
> CC: tu...@tu...
> In-Reply-To: <Pin...@be...>
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> 
> --- Brian T Rice <wa...@tu...> wrote:
> > So really it would be extra information about laying out the code
> > that would be "tagged" onto the syntax tree nodes as needed, or if
> there's
> > an  automatic layout algorithm that someone used, the "whole tree"
> would
> > be tagged that way. The way Migration deals with it is that these
> > attributes are only moved across the network on demand, or even
> that
> it wouldn't  be  migrated, but the remote user who changes the code
> ships back the
> > changes  which the first user incorporates. Pretty-printing vs.
> careful manual
> > arrangement (of various kinds) is a matter of aesthetics, though,
> so
> > I  don't think there's an ideal solution for this, but it could
> probably be  done well enough. Does that make sense?
> 
> Brian, Sorry if you know all about this, but 
> You might be interested in the VCG (Visualization of Compiler Graphs
> )tool, it is a GPLed graph layout tool written in C.
> 
> http://rw4.cs.uni-sb.de/users/sander/html/gsvcg1.html
> 
> I have started to create a new version of it, and have gotten all the
> uglified code from the author that was not availible for years. 
> If you are interested in that code, please let me know.
> 
> So if you want someone to port that to tunes some day, I am sure it
> would be a nice algorithm that would translate well to a different
> language. In fact, the whole idea of semantics preservation is very
> interesting with such a graph layout algorithm, becuase the basic
> algortithm should be independent of the names and the structure of
> the
> graph data structure. 
> 
> Will tunes allow for algorithms to be modified on the fly to use
> different underlying datastructures that basically have the same
> semantics : like two different graph data structures? If so, then the
> VCG algorithm could act directly on the internal language
> representation  with some mapping code, or on the standard vcg graph
> data structures.
> 
> 
> Just some ideas, hope you find them interesting.
> mike
> 
> 
> mike
> 
> =====
> James Michael DuPont
> http://introspector.sourceforge.net/
> 
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=====
James Michael DuPont
http://introspector.sourceforge.net/

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