From: Jim Weirich <jim.weirich@...>
Date: 2010-02-04T01:41:41+09:00
Subject: [ruby-core:28035] Re: RCR: RUBY_VERSION_INT


On Feb 2, 2010, at 6:08 PM, Hugh Sasse wrote:

> Having a Version class would solve this
> RUBY_VERSION > '1.9.0.9'
> ArgumentError: comparison of Version with String failed
> RUBY_VERSION > '1.9.0.9'.to_version
> RUBY_VERSION > Version.new('1.9.0.9')
> giving appropriate results.
> I think it would be useful for all sorts of versionable things.
> It could tie in with ranges, with arrays of versions and .include?;
> and the semantics could well defined.

You actually have a version class:

$ ruby -ve 'p Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("1.9")'
ruby 1.9.1p376 (2009-12-07 revision 26041) [i386-darwin9.8.0]
true

-- 
-- Jim Weirich
-- jim.weirich@gmail.com