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Viewing changes to lib/rubygems/version_option.rb

  • Committer: Bazaar Package Importer
  • Author(s): Stephan Hermann
  • Date: 2008-01-24 11:42:29 UTC
  • mfrom: (1.1.9 upstream)
  • Revision ID: james.westby@ubuntu.com-20080124114229-jw2f87rdxlq6gp11
Tags: 1.9.0.0-2ubuntu1
* Merge from debian unstable, remaining changes:
  - Robustify check for target_os, fixing build failure on lpia.

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lib/rubygems/version_option.rb
 
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#--
 
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# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
 
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# All rights reserved.
 
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# See LICENSE.txt for permissions.
 
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#++
 
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require 'rubygems'
 
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# Mixin methods for --version and --platform Gem::Command options.
 
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module Gem::VersionOption
 
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  # Add the --platform option to the option parser.
 
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  def add_platform_option(task = command, *wrap)
 
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    OptionParser.accept Gem::Platform do |value|
 
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      if value == Gem::Platform::RUBY then
 
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        value
 
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      else
 
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        Gem::Platform.new value
 
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      end
 
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    end
 
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    add_option('--platform PLATFORM', Gem::Platform,
 
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               "Specify the platform of gem to #{task}", *wrap) do
 
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                 |value, options|
 
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      unless options[:added_platform] then
 
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        Gem.platforms.clear
 
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        Gem.platforms << Gem::Platform::RUBY
 
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        options[:added_platform] = true
 
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      end
 
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      Gem.platforms << value unless Gem.platforms.include? value
 
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    end
 
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  end
 
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  # Add the --version option to the option parser.
 
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  def add_version_option(task = command, *wrap)
 
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    OptionParser.accept Gem::Requirement do |value|
 
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      Gem::Requirement.new value
 
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    end
 
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    add_option('-v', '--version VERSION', Gem::Requirement,
 
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               "Specify version of gem to #{task}", *wrap) do
 
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                 |value, options|
 
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      options[:version] = value
 
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    end
 
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  end
 
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end
 
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