#
#--
# cmdparse: advanced command line parser supporting commands
# Copyright (C) 2004-2012 Thomas Leitner
#
# This file is part of cmdparse.
#
# cmdparse is free software: you can redistribute it and/or modify it under the terms of the GNU
# Lesser General Public License as published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
#
# cmdparse is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
# the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along with cmdparse. If
# not, see <http://www.gnu.org/licenses/>.
#
#++
#

require 'optparse'

# Some extension to the standard option parser class
class OptionParser

  if const_defined?('Officious')
    Officious.delete('version')
    Officious.delete('help')
  else
    DefaultList.long.delete('version')
    DefaultList.long.delete('help')
  end

end

module CmdParse

  # Parser wrapper for OptionParser (included in Ruby Standard Library).
  class OptionParserWrapper < ParserWrapper

    # Initializes the wrapper with a default OptionParser instance or the +parser+ parameter and
    # yields this instance.
    def initialize(parser = OptionParser.new, &block)
      @instance = parser
      self.instance(&block)
    end

    def order(args)
      @instance.order(args)
    end

    def permute(args)
      @instance.permute(args)
    end

    def summarize
      @instance.summarize
    end

  end

end