class Gem::OptionParser::Switch::RequiredArgument - rubygems: Ruby Standard Library Documentation

# class Gem::OptionParser::Switch::RequiredArgument

`Switch` that takes an argument.

### Public Instance Methods

parse(arg, argv, &_) click to toggle source

Raises an exception if argument is not present.

    # File rubygems/vendor/optparse/lib/optparse.rb, line 742
    def parse(arg, argv, &_)
      unless arg
        raise MissingArgument if argv.empty?
        arg = argv.shift
      end
      conv_arg(*parse_arg(arg, &method(:raise)))
    end