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~bkerensa/ubuntu/raring/puppet/new-upstream-release 

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module Puppet::ModuleTool::Errors
  class ModuleToolError < Puppet::Error
    def v(version)
      (version || '???').to_s.sub(/^(?=\d)/, 'v')
    end

    def vstring
      if @action == :upgrade
        "#{v(@installed_version)} -> #{v(@requested_version)}"
      else
        "#{v(@installed_version || @requested_version)}"
      end
    end
  end
end