[Rubygems-developers] Incrementing Gem::RubyGemsVersion on trunk?
drbrain at segment7.net
Tue Apr 1 20:57:44 EDT 2008
On Mar 27, 2008, at 22:02 PM, Chad Woolley wrote:
> For my project, I run CI regression testing against several rubygems
> versions, which are embedded in specs fixtures dir:
> This is all dynamically specified through the cc.rb project name and a
> RUBYGEMS_VERSION env var:
> I would also like to include a SVN external to automatically test
> against the latest rubygems trunk (which is nice because cc.rb trunk
> now detects svn external checkins). However, this is difficult since
> the rubygems_version.rb on trunk is hardcoded to the version of the
> latest release, and for my approach to work, the dir name and rubygems
> version must match.
> Would you be open to either one of these two options?
> 1. 'preemptively' increment Gem::RubyGemsVersion after each release,
> to have a higher "tiny" component. For example, the trunk now would
> be "18.104.22.168", or "22.214.171.124" or whatever...
> 2. Allow an environment var to be passed, which if set would append
> the current trunk revision as the tiny component (and if not set,
> would not touch the version). Something like this (but cleaned
> RubyGemsVersion = '1.0.1' + (ENV['TRUNK_VERSION'] ? '.' + `svn log -q
> -rhead http://rubygems.rubyforge.org/svn/trunk`.scan(/
> : "")
> Yeah, I know I can do this myself by rewriting the rubygems_version.rb
> file in the external before my CI build kicks off, but it would be
> nice to have it built in to RubyGems.
As a compromise of the solutions discussed in this thread, I set up
`rake install` to overwrite rubygems_version.rb with data from
`svnversion`. Right now it doesn't know anything about installing
RubyGems into other paths, but it could be easily taught to do the
same as --prefix does.
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