[plt-scheme] Re: servlets and stuff

From: John Clements (clements at brinckerhoff.org)
Date: Fri Oct 14 19:09:27 EDT 2005

On Oct 14, 2005, at 4:02 PM, Matthias Felleisen wrote:

> On Oct 14, 2005, at 6:59 PM, John Clements wrote:
>> On Oct 13, 2005, at 5:42 PM, Matthias Felleisen wrote:
>>> Semantically -- and soon in DrScheme -- a language level is a
>>> module with a non-mzscheme language. In that case, the behavior
>>> is uniform, except that the require specs assign new/improved
>>> meaning to certain expressions. That'll be true at the Scheme
>>> level. I don't think this is a mode, unless all meaning
>>> changing import statements in ML are modes, too.
>> Are you suggesting that there will soon be metadata that will  
>> allow DrS to associate a language level with a file? Or will the  
>> file simply be represented on disk as a text file beginning with  
>> (module ...) that's hidden by the editor?
> It won't even be hidden in the editor. It'll show up in the top  
> bar, uneditable though you can change it with the menu. -- Matthias

Sounds great.  In that case, I might consider forcing the user to  
choose a language level whenever a new file is opened... with a  
default, of course.


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