Module: Gem::VersionOption

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Included In: Commands::CheckCommand, Commands::ContentsCommand, Commands::DependencyCommand, Commands::FetchCommand, Commands::InstallCommand, Commands::ListCommand, Commands::OpenCommand, Commands::OutdatedCommand, Commands::PristineCommand, Commands::QueryCommand, Commands::RdocCommand, Commands::SearchCommand, Commands::SpecificationCommand, Commands::UninstallCommand, Commands::UnpackCommand, Commands::UpdateCommand, Commands::YankCommand
Defined in:	lib/rubygems/version_option.rb

Overview

Mixin methods for –version and –platform Command options.

Instance Method Summary

#add_platform_option(task = command, *wrap)

Add the –platform option to the option parser.
#add_prerelease_option(*wrap)

Add the –prerelease option to the option parser.
#add_version_option(task = command, *wrap)

Add the –version option to the option parser.

Instance Method Details

#add_platform_option(task = command, *wrap)

Add the –platform option to the option parser.

[ GitHub ]

# File 'lib/rubygems/version_option.rb', line 18


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_prerelease_option(*wrap)

Add the –prerelease option to the option parser.

[ GitHub ]

# File 'lib/rubygems/version_option.rb', line 42


def add_prerelease_option(*wrap)
  add_option("--[no-]prerelease",
             "Allow prerelease versions of a gem", *wrap) do |value, options|
    options[:prerelease] = value
    options[:explicit_prerelease] = true
  end
end

#add_version_option(task = command, *wrap)

Add the –version option to the option parser.

[ GitHub ]

# File 'lib/rubygems/version_option.rb', line 53


def add_version_option(task = command, *wrap)
  OptionParser.accept Gem::Requirement do |value|
    Gem::Requirement.new(*value.split(/\s*,\s*/))
  end

  add_option('-v', '--version VERSION', Gem::Requirement,
             "Specify version of gem to #{task}", *wrap) do
               |value, options|
    # Allow handling for multiple --version operators
    if options[:version] && !options[:version].none?
      options[:version].concat([value])
    else
      options[:version] = value
    end

    explicit_prerelease_set = !options[:explicit_prerelease].nil?
    options[:explicit_prerelease] = false unless explicit_prerelease_set

    options[:prerelease] = value.prerelease? unless
      options[:explicit_prerelease]
  end
end