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From Martijn Kruithof <>
Subject Re: suggestion refactor SCM
Date Tue, 27 Sep 2005 18:12:02 GMT

The standard problem with any kind of refactoring is the backward 
compatibility requirement on source code level. There are a lot of 
constructs we'd like to remove, but upto now we have always weighted 
backward compatibility - even on source code level - over removing those.


Kev Jackson wrote:

> Hi
> I've been playing with darcs recently and I've almost finished an 
> antlib for it (though I keep being distracted, first Haskell, now 
> Lisp....).
> 'darcs get' is roughly similar to 'cvs checkout' or 'svn co'
> I was wondering if it would make sense to refactor the SCM tasks into 
> an interface (scm) and have a set of antlibs that implement that 
> interface in a vendor specific manner.  Such that
> <scm command="commit">
> is handled appropriately by each SCM system in it's own way, whilst at 
> the same time exposing a common API to simplify this (very common) set 
> of tasks.  I'm thinking it'd be similar to how the <javac> task 
> simplifies compiling regardless of which compiler you want to use.
> Is this:
> a - a stupid idea and a colossal waste of time
> b - a not too stupid idea, but still a colossal waste of time
> c - not stupid, a colossal waste of time, but it'd be worth doing anyway
> d - none of the above
> Kev
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