From: Dave Thomas <Dave@...>
Date: 2001-10-30T23:04:11+09:00
Subject: [ruby-talk:23843] Re: RubyGems Status (was: Re: Someinspirations from REBOL)

Robert Feldt <feldt@ce.chalmers.se> writes:

> On Tue, 30 Oct 2001, Dave Thomas wrote:
> 
> >   dependsOn Gem("RyansCoolGem") >= V(0, 0, 2)
> > 
> Yes, and maybe V() can also take a string as in V("0.0.2") and produce the
> version object. I'm not sure I understand your Gem constructor though. How
> can it represent different dependency types? Wouldn't it be better with
> dependency hierarchy
> 
> class Dependency; ...; end
> class Requires < Dependency; ...; end
> class Recommends < Dependency; ...; end

it struck me that it was more natural to put that relationship
separate from the Gem name:

   dependsOn     Gem("RyansCoolGem") >= V(0, 0, 2)

   conflictsWith Gem("RyansCoolGem") >= V(0, 0, 2)

   recommends    Gem("RyansCoolGem") >= V(0, 0, 2)


Dave