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* gem_prelude.rb (Gem::QuickLoader#push_gem_version_on_load_path):

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check for requirement if the gem is installed.  a patch from
  Kyosuke MOROHASHI at [ruby-dev:38020].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23208 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2009-04-19 04:17:26 +00:00
parent f3d5d707cc
commit 53054c0ff6
2 changed files with 17 additions and 9 deletions
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20
gem_prelude.rb
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@ -245,15 +245,17 @@ if defined?(Gem) then
requirement, version = version_requirements[0].split
requirement.strip!
if requirement == ">" || requirement == ">="
if (GemVersions[gem_name] <=> Gem.calculate_integers_for_gem_version(version)) >= 0
return false
end
elsif requirement == "~>"
loaded_version = GemVersions[gem_name]
required_version = Gem.calculate_integers_for_gem_version(version)
if loaded_version && (loaded_version[0] == required_version[0])
return false
if loaded_version = GemVersions[gem_name]
case requirement
when ">", ">="
if (loaded_version <=> Gem.calculate_integers_for_gem_version(version)) >= 0
return false
end
when "~>"
required_version = Gem.calculate_integers_for_gem_version(version)
if (loaded_version[0] == required_version[0])
return false
end
end
end