From: Arlen Cuss <ar@...>
Date: 2012-11-03T20:56:51+09:00
Subject: Re: Support for multiple Inheritance by classes

I think I can say "no" with a fair amount of confidence.

Single-inheritance is considered a good thing (and MI has many pitfalls), too: http://www.artima.com/intv/tuesday2.html 


On Saturday, 3 November 2012 at 6:21 PM, Ross Konsolebox wrote:

> Will Ruby ever support multiple inheritance through classes instead of
> modules? This is good since it won't need modification of existing
> classes, and/or converting them to modules or class-module pairs before
> they are inherited by a new subclass with the use of include when we
> reuse them.
> 
> class StableClassA
> puts :A
> end
> 
> class StableClassB
> puts :B
> end
> 
> class Inheritor < A, B # won't work
> puts :A
> puts :B
> end
> 
> # To make things work:
> 
> module StableModuleA
> puts :A
> end
> 
> class StableClassA
> include StableModuleA
> end
> 
> module StableModuleB
> puts :B
> end
> 
> class StableClassB
> include StableModuleB
> end
> 
> class Inheritor
> include StableModuleA
> include StableModuleB
> puts :I
> end
> 
> -- 
> Posted via http://www.ruby-forum.com/.