From: Gavin Sinclair <gsinclair@...>
Date: 2004-05-10T07:10:19+09:00
Subject: Re: [ANN] interface 0.1.0

On Monday, May 10, 2004, 2:26:57 AM, James wrote:

> Designer/developer theory question:

> Do interfaces have a place in dynamically-typed/duck-typing languages?

Yes, if the developer thinks they have a place :)

> Does the use of interfaces in Ruby encourage a poor (or, say, less 
> robust) design?

I don't understand this question :/

> They seem like a handy way to embed assertions into code to ensure that
> something blows up sooner than later, though perhaps the usual TDD 
> arguments apply here.

They do apply, but it's not the end of the story.  Being able to
selectively apply this interface approach (and/or the StrongTyping
module) is a good thing.  If I were forced to use it with every class
I create, it would be frustrating, to say the least.

Cheers,
Gavin