From: Hal Fulton <hal9000@...>
Date: 2005-03-22T15:18:16+09:00
Subject: Re: unifying hash and proc syntax

Joel VanderWerf wrote:
> Hey, crazy idea. Why not use the same syntax for hashes and arrays? For 
> example:
> 
> {
>   1 => 2,
>   2 => 3,
>   3 => 4,
>   |x|
>     x + 1
> }
> 
> This is essentially a hash with a default_proc that adds 1 to its argument.
> 
> Leave out the => pairs and you get something that acts like a proc. 
> Leave out the |...|... construct and you get something that acts like a 
> hash. With both, it's a hash with a default proc.

It's a fllor wax AND a dessert topping!

> It's backwards compatible.

Delicious! And just look at that shine!

> Are there any syntactic ambiguities?

Hmm, not sure. But it certainly gives me a headache to think about it.


Hal