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Class: Gem::OptionParser::AC

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::Gem::OptionParser
Instance Chain:
self, ::Gem::OptionParser
Inherits: Gem::OptionParser
Defined in: lib/rubygems/vendor/optparse/lib/optparse/ac.rb

Overview

autoconf-like options.

Constant Summary

::Gem::OptionParser - Inherited

ArgumentStyle, COMPSYS_HEADER, DecimalInteger, DecimalNumeric, DefaultList, NoArgument, OctalInteger, Officious, OptionalArgument, RequiredArgument, SPLAT_PROC, Version



Constructor Details

This class inherits a constructor from Gem::OptionParser

Instance Method Details

#_ac_arg_enable(prefix, name, help_string, block) (private)

This method is for internal use only.
[ GitHub ] 

  


# File 'lib/rubygems/vendor/optparse/lib/optparse/ac.rb', line 23



def _ac_arg_enable(prefix, name, help_string, block)
  _check_ac_args(name, block)

  sdesc = []
  ldesc = ["--#{prefix}-#{name}"]
  desc = [help_string]
  q = name.downcase
  ac_block = proc {|val| block.call(ARG_CONV.call(val))}
  enable = Switch::PlacedArgument.new(nil, ARG_CONV, sdesc, ldesc, nil, desc, ac_block)
  disable = Switch::NoArgument.new(nil, proc {false}, sdesc, ldesc, nil, desc, ac_block)
  top.append(enable, [], ["enable-" + q], disable, ['disable-' + q])
  enable
end


  








  

    #_check_ac_args(name, block)   (private)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/optparse/lib/optparse/ac.rb', line 11



def _check_ac_args(name, block)
  unless /\A\w[-\w]*\z/ =~ name
    raise ArgumentError, name
  end
  unless block
    raise ArgumentError, "no block given", ParseError.filter_backtrace(caller)
  end
end


  








  

    #ac_arg_disable(name, help_string, &block)  
  



  

    

Define --enable / --disable style option



Appears as --disable-name in help message.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/optparse/lib/optparse/ac.rb', line 51



def ac_arg_disable(name, help_string, &block)
  _ac_arg_enable("disable", name, help_string, block)
end


  








  

    #ac_arg_enable(name, help_string, &block)  
  



  

    

Define --enable / --disable style option



Appears as --enable-name in help message.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/optparse/lib/optparse/ac.rb', line 44



def ac_arg_enable(name, help_string, &block)
  _ac_arg_enable("enable", name, help_string, block)
end


  








  

    #ac_arg_with(name, help_string, &block)  
  



  

    

Define --with / --without style option



Appears as --with-name in help message.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/vendor/optparse/lib/optparse/ac.rb', line 58



def ac_arg_with(name, help_string, &block)
  _check_ac_args(name, block)

  sdesc = []
  ldesc = ["--with-#{name}"]
  desc = [help_string]
  q = name.downcase
  with = Switch::PlacedArgument.new(*search(:atype, String), sdesc, ldesc, nil, desc, block)
  without = Switch::NoArgument.new(nil, proc {}, sdesc, ldesc, nil, desc, block)
  top.append(with, [], ["with-" + q], without, ['without-' + q])
  with
end