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28 Jan, 2010 01:25 PM
I tried a gem update today and among many of the problems was
that rack was updated to 1.1.0 and caused Rails apps to fail with
the following error:
RuntimeError: RubyGem version error: rack(0.9.1 not ~>
I really don't think most people are going to understand the
very particular definition of "~>" that RubyGems uses. I had to
go off and search through the RubyGems guides to find any
references to it. Perhaps the message could be replaced with an
Although I guess the ideal behaviour would be to satisfy the
gem --version = 1.3.5
2 Posted by Eric Hodel on 28 Jan, 2010 10:09 PM
It's explained well in http://docs.rubygems.org/read/chapter/7
as RubyGems' rational versioning policy.
If you can come up with an appropriate phrase, please file a bug
in the rubygems tracker.
Eric Hodel closed this discussion
on 28 Jan, 2010 10:09 PM.
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