Re: [stack] impure concatenativity: let without translation

On Apr 4, 2008, at 2:30 PM, William Tanksley, Jr wrote:

>> this is a tool problem. For example, to give the benefits of what you
>> show here, the editor could flash the name of the first element of
>> each list as you close them. Mousing over a closing paren could do  
>> the
>> same. I do think the current state of things though in DrScheme (and
>> presumably emacs) is quite sufficient.
>
> The nice thing about such an editor is that it's essentially a static
> debugger. I've often thought of doing something like that for a
> concatenative language -- flashing thin little arrows to and from the
> sources and sinks of the data each word is consuming.

DrScheme will do exactly this when you hover over bindings (after  
clicking "check syntax"). Very useful sometimes... I've not seen  
anything else that does similarly.

- John