# File lib/vcs/vcs.rb, line 266
    def initialize ( aVcsClass, aString )
      Vcs.logger.debug { "Creating an option_controller for #{aVcsClass}..." }
      @switches = []
      @switches_finder = {}
      aString.each_line do |line|
        next if line.blank?
        switch = Switch.new(line)
        @switches << switch
        @switches_finder[switch.main] = switch
        switch.aliases.each do |al|
          @switches_finder[al] = switch
        end
      end
      @option_parser = OptionParser.new do |o|
        o.banner = "Type '#{$0} help' for usage."
        o.separator ''
        @switches.each do |switch|
          o.on(*switch.to_a_for_option_parser) do |a, *b|
            raise unless b.empty?
            options[switch.to_sym] = a
          end
        end
      end
      Vcs.logger.debug { @option_parser.to_s }
    end

# File lib/vcs/vcs.rb, line 297
    def find ( anObject )
      @switches_finder[anObject.to_s]
    end

# File lib/vcs/vcs.rb, line 292
    def parse ( argv )
      @options = {}
      [@options, @option_parser.parse(argv)]
    end

# File lib/vcs/vcs.rb, line 301
    def to_strings ( options )
      pre, post = [], []
      options.each do |k, v|
        sw = (k.to_s.size == 1)? "-#{k}" : ('--' + k.to_s.gsub('_', '-'))
        sw.gsub!(/^--/, '--no-') if v == false
        switch = find sw
        logger.warn { "Unknown switch: #{sw}" } if switch.nil?
        result = (switch and switch.pre?)? pre : post
        result << (switch || sw).to_s
        result << v.to_s if (v != true) and (v != false)
      end
      [pre, post]
    end