OptionParser::Switch::RequiredArgument

Switch that takes an argument.

Public Instance Methods

parse(arg, argv)

Raises an exception if argument is not present.

 
               # File optparse.rb, line 671
def parse(arg, argv)
  unless arg
    raise MissingArgument if argv.empty?
    arg = argv.shift
  end
  conv_arg(*parse_arg(arg, &method(:raise)))
end