Scheme is static so there is closures for functions
	a function has an environment in addition

Stef

On 2 juin 06, at 00:25, Stéphane Rollandin wrote:

> Alexandre Bergel wrote:
>> What a nice piece of code!
>> I do not have time to dive into it now, but I would like to know  
>> how difficult would it be to have a Scheme interpreter ?
>
> I am a newbie in this domain so I can not really answer you yet.
>
> I'm using this project to teach myself a bit more about Lisps, so  
> far the only one I know rather well is Emacs Lisp, hence the  
> dynamic scoping we have at the moment in LispKit.
>
> Scheme is on my list for sure !
>
> but I encourage you to give it a try (and tell me if changes are  
> required for a Scheme support); the code is actually very simple  
> and short, the package reaches 20 kb only because it's packed with  
> test cases and documentation.
>
>
>> Is there absolutely no restriction regarding the syntax ? This is  
>> a nice trick you used. No need of parser...
>
> there are some restrictions: $' instead of a plain ' for quoting,  
> no composed-names etc.. but that's no big deal. things come along  
> incredibly well !
>
> plus the lisp code is nice to read with Shout
>
>
>> I really like it. Currently there is no Smalltalk-like debugger  
>> for Scheme. This might be a good thing to implement...
>
> lots of fun to come :)
>
> Stef
>
>
>