From: ES <ruby-ml@...>
Date: 2005-05-12T04:31:38+09:00
Subject: Re: alternatives to ? : contruct


Le 11/5/2005, "John-Mason P. Shackelford" <jpshack@gmail.com> a �crit:
>As an alternative to:
>
>a = y == z ? b : c 
>
>we can say:
>
>a = (b if y == x) || c
>
>Can anyone think of others?
>
>I'd really like to be able to say:
>
>a = b if y==z otherwise c
>
>but the precedence of _or_ is not low enough for this to work. Would
>changing the precedence of _or_ to be lower than expression modifiers
>brake much? I believe _or_ is presently just above the expression
>modifiers today. Then again perhaps that would be confusing. Perhaps
>an _otherwise_ operator would do the trick.

Is this not called the 'else' operator? :)

>This is trivial really, but ruby specializes in niceties which many
>might deem trivial but which all add up to an amazingly productive
>environment.
>
>John-Mason Shackelford

E

--
template<typename duck>
void quack(duck& d) { d.quack(); }