class Gem::OptionParser::Switch::RequiredArgument


Switch that takes an argument.

def parse(arg, argv, &_)


Raises an exception if argument is not present.
def parse(arg, argv, &_)
  unless arg
    raise MissingArgument if argv.empty?
    arg = argv.shift
  end
  conv_arg(*parse_arg(arg, &method(:raise)))
end

def pretty_head # :nodoc:

:nodoc: 
def pretty_head           # :nodoc:
  "Required"
end