On Jun 21, 2012, at 10:09 AM, Robby Findler wrote: > I'll try to do something along these lines. It shouldn't be hard to > make it a tooltip.
Don't spend too much time on it! John > > 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 >>> >>
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