envy for "Writing Go Packages"

[BCS]

Hello BCS,

> Hello Walter,
> 
>> BCS wrote:
>> 
>>> My program imports lib A and B. Lib A imports lib C and asks for
>>> version "X". Lib B imports lib C and asks for version "!X". Who
>>> wins?
>>> 
>> Compilation error.
>> 
> Exactly. If there were a way for A to ask for X or Y and B to ask for
> Y or Z than the solution is easy: Y.
> 

And to finish the thought; a system that only allows a program to ask for 
a single version is worse than one that doesn't allow any or allows many.

-- 
... <IXOYE><