Switch that takes an argument.
Raises an exception if argument is not present.
[Source]
# File lib/optparse.rb, line 449 449: def parse(arg, argv) 450: unless arg 451: raise MissingArgument if argv.empty? 452: arg = argv.shift 453: end 454: conv_arg(*parse_arg(arg) {|*exc| raise(*exc)}) 455: end
[Validate]