From: Pit Capitain <pit@...>
Date: 2005-10-19T20:21:19+09:00
Subject: Re: Inheriting yaml attributes

Alexander Lamb schrieb:
> Sorry for the stupid question but why doesn't this work:
> 
>     def to_yaml_properties
>       return (super.to_yaml_properties + %w{ @url })

         return (super + %w{ @url })

>     end
> 
> I am in a subclass of a class where I have:
> 
>     def to_yaml_properties
>       %w{ @abbr @descr }
>     end
> 
> Obviously, I want the result to be an array with @abbr, @descr, @url
> 
> But when I print the result:
> 
> ping.to_yaml_properties.each { |prop| puts "-- " + prop.to_s}
> 
> I get only @url
> 
> Something obvious must be wrong here!?!

"super" calls the overridden method in the superclass. This is different 
from Java, for example.

Regards,
Pit