FWIW, this is done now.

Robby

On Thu, Jun 21, 2012 at 12:09 PM, Robby Findler
<ro...@eecs.northwestern.edu> wrote:
> I'll try to do something along these lines. It shouldn't be hard to
> make it a tooltip.
>
> Robby
>
> On Thu, Jun 21, 2012 at 11:03 AM, John Clements
> <cleme...@brinckerhoff.org> wrote:
>>
>> On Jun 21, 2012, at 8:58 AM, Matthias Felleisen wrote:
>>
>>>
>>> +a lot; I'd like that
>>
>> Robby, what's the nastiness threshold for getting something like this into 
>> the distribution?
>>
>> - is it okay to have a menu item with no action?
>> - is it okay to just say how many arrows--lines, really--radiate from this 
>> point, or would I need to go to the binding identifier and figure out how 
>> many uses the thing has?
>>
>> John
>>
>>>
>>>
>>> On Jun 20, 2012, at 10:48 PM, John Clements wrote:
>>>
>>>> When I'm using online check syntax, I often look at the lines leaving an 
>>>> identifier and wonder: is that just one line, or are there two or three? 
>>>> When lines overlap, there's no easy way to tell. This can be important in 
>>>> refactoring decisions, or in debugging (how many uses of this thing are 
>>>> there to check?).
>>>>
>>>> Let me show you what I mean:
>>>>
>>>> <Screen Shot 2012-06-20 at 7.44.52 PM.png>
>>>>
>>>> How many uses of 'x' are there?
>>>>
>>>> I decided to spend a few minutes digging through the source, and came up 
>>>> with this *EXTREMELY ROUGH* hack which helps me. :
>>>>
>>>> oiseau:...plt/collects/drracket/private/syncheck clements> git diff gui.rkt
>>>> diff --git a/collects/drracket/private/syncheck/gui.rkt 
>>>> b/collects/drracket/private/syncheck/gui.rkt
>>>> index 5f691bd..e69b9c7 100644
>>>> --- a/collects/drracket/private/syncheck/gui.rkt
>>>> +++ b/collects/drracket/private/syncheck/gui.rkt
>>>> @@ -1069,6 +1069,11 @@ If the namespace does not, they are colored the 
>>>> unbound color.
>>>>                                       [var-arrows (filter var-arrow? 
>>>> arrows)]
>>>>                                       [add-menus (append (map cdr (filter 
>>>> pair? vec-ents))
>>>>                                                          (filter 
>>>> procedure? vec-ents))])
>>>> +                                 (make-object menu-item%
>>>> +                                   (string-append ">> " (number->string 
>>>> (length arrows))
>>>> +                                                  " arrows from this 
>>>> identifier")
>>>> +                                   menu
>>>> +                                   (λ (item evt) (void)))
>>>>                                  (unless (null? arrows)
>>>>                                    (make-object menu-item%
>>>>                                      (string-constant cs-tack/untack-arrow)
>>>>
>>>>
>>>> Let me just emphasize how rough this hack is: when I use it on a use of an 
>>>> identifier rather than a definition, it just shows the number 1, because 
>>>> that's the number of arrows--that is, the one that goes back to the 
>>>> definition.
>>>>
>>>> Keeping its limitations in mind, though, it's really nice to be able to 
>>>> see:
>>>>
>>>> <Screen Shot 2012-06-20 at 7.46.24 PM.png>
>>>>
>>>>
>>>> Would others find this useful?
>>>>
>>>> John
>>>>
>>>>
>>>> _________________________
>>>> Racket Developers list:
>>>> http://lists.racket-lang.org/dev
>>>
>>

_________________________
  Racket Developers list:
  http://lists.racket-lang.org/dev

Reply via email to