[racket] Suggestion for DrRacket

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Fri Feb 14 08:14:55 EST 2014

I like this! 

On Feb 14, 2014, at 5:40 AM, Erich Rast wrote:

> When debugging is enabled, DrRacket could display on-line help for
> functions in the status line while the user is typing - rather than a
> red line with errors that usually just concern unclosed parens. What I
> mean is a one-line autocomplete in the status line that provides the
> first matching definition. Like this:
> You type: (hash-rem 
> It says: (hash-remove hash key) <2>
> The <2> indicates that this is just one out of two possibilities.
> You type: (hash-remove! 
> It says: (hash-remove! hash key) 
> You type: (hash-del
> It says (in red): (hash-del     <not defined>
> In my experience from IDEs for other languages, this kind of simple
> online help is incredibly useful, even more than autocomplete, because
> the help files are often just consulted for looking up arguments. I
> don't know enough macrology to see how this would fare with macros,
> though.
> Just a suggestion. Should I fill bug reports for feature requests like
> this?
> Best,
> Erich
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