Base class of exceptions from OptionParser.
# File optparse.rb, line 1629 def inspect "#<#{self.class.to_s}: #{args.join(' ')}>" end
Default stringizing method to emit standard error message.
# File optparse.rb, line 1636 def message reason + ': ' + args.join(' ') end
Returns error reason. Override this for I18N.
# File optparse.rb, line 1625 def reason @reason || self.class::Reason end
Pushes back erred argument(s) to argv
.
# File optparse.rb, line 1608 def recover(argv) argv[0, 0] = @args argv end