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Diffstat (limited to 'trunk/lib/rubygems/version_option.rb')
-rw-r--r-- | trunk/lib/rubygems/version_option.rb | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/trunk/lib/rubygems/version_option.rb b/trunk/lib/rubygems/version_option.rb new file mode 100644 index 0000000000..1374018913 --- /dev/null +++ b/trunk/lib/rubygems/version_option.rb @@ -0,0 +1,48 @@ +#-- +# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others. +# All rights reserved. +# See LICENSE.txt for permissions. +#++ + +require 'rubygems' + +# Mixin methods for --version and --platform Gem::Command options. +module Gem::VersionOption + + # Add the --platform option to the option parser. + def add_platform_option(task = command, *wrap) + OptionParser.accept Gem::Platform do |value| + if value == Gem::Platform::RUBY then + value + else + Gem::Platform.new value + end + end + + add_option('--platform PLATFORM', Gem::Platform, + "Specify the platform of gem to #{task}", *wrap) do + |value, options| + unless options[:added_platform] then + Gem.platforms = [Gem::Platform::RUBY] + options[:added_platform] = true + end + + Gem.platforms << value unless Gem.platforms.include? value + end + end + + # Add the --version option to the option parser. + def add_version_option(task = command, *wrap) + OptionParser.accept Gem::Requirement do |value| + Gem::Requirement.new value + end + + add_option('-v', '--version VERSION', Gem::Requirement, + "Specify version of gem to #{task}", *wrap) do + |value, options| + options[:version] = value + end + end + +end + |