From: Gavin Sinclair <gsinclair@...>
Date: 2002-09-11T08:10:12+09:00
Subject: Re: Ruby aesthetics


----- Original Message ----- 
From: "William Djaja Tjokroaminata" <billtj@z.glue.umd.edu>


> Hi,
> 
> Taking "if" and "unless" as the example, the point to be made is that I
> think we can make a judgment whether "unless" really contributes to the
> expressiveness of a programming language, independent of whether it is a
> built-in keyword in the language itself or not.
> 
> If we say yes, then in Ruby we will use both "if" and "unless", but then
> because "unless" is so useful, when we code in C, we are supposed to
> define the "unless macro" and make good use of both "if" and "unless".

No, we stop programming in C because it doesn't have "unless".

Gavin