Class OptionParser::OptionalArgument
In: lib/optparse.rb
Parent: self

Switch that can omit argument.

Methods

parse  

Public Instance methods

Parses argument if given, or uses default value.

[Source]

     # File lib/optparse.rb, line 466
466:       def parse(arg, argv, &error)
467:         if arg
468:           conv_arg(*parse_arg(arg, &error))
469:         else
470:           conv_arg(arg)
471:         end
472:       end

[Validate]