# File lib/grit/git.rb, line 29
      def initialize(command, exitstatus=nil, err='')
        if exitstatus
          @command = command
          @exitstatus = exitstatus
          @err = err
          message = "Command failed [#{exitstatus}]: #{command}"
          message << "\n\n" << err unless err.nil? || err.empty?
          super message
        else
          super command
        end
      end