method

get_one_optional_argument

v2_5_5 - Show latest stable - 0 notes - Class: Command

get_one_optional_argument() public

Get a single optional argument from the command line. If more than one argument is given, return only the first. Return nil if none are given.

Show source

# File lib/rubygems/command.rb, line 226
  def get_one_optional_argument
    args = options[:args] || []
    args.first
  end