[racket] Modules and File Save Bug?
Yes but then my question is, is the defined behavior to display tests
that are being run in a different tab in the current tab's repl? I
understand this kind of behavior when file A imports B and B's last
expression is say 3, then running A will print 3 in A's repl if the
require is the only expression in A, but this potential bug is the other
way around. Why would B importing A display things in *A's* window when
running A?
On 06/22/2013 03:40 PM, Robby Findler wrote:
> The requires depend on what is in the filesystem, not what is in the
> editor. Does that explain what you are seeing, perhaps?
>
> Robby
>
>
> On Sat, Jun 22, 2013 at 2:38 PM, Sean Kanaley <skanaley at gmail.com
> <mailto:skanaley at gmail.com>> wrote:
>
> I've got it this time:
>
> The test file with the module+ must be required by another, not
> even necessarily saved file (untitled # is fine). It seems the
> tests are being run therefore in the *other* file, yet displayed
> in the current file's repl.
>
> e.g.
>
> in a.rkt:
>
> #lang racket
>
> (module+ test
> (write "?"))
>
> save, then open new tab
>
> #lang racket
> (require "a.rkt")
>
> go back to a.rkt, comment out, and it will print. It may or may
> not print after depending on exactly which order of
> save/ctrl+r/commenting/etc. and I'm not sure what happens in general.
>
>
> On 06/22/2013 03:30 PM, Robby Findler wrote:
>> Oh, maybe memory got corrupted somehow earlier along the line.
>>
>> Just in case it is relevant: DrRacket tries hard to protect
>> itself against buggy user programs, but it cannot do that when
>> #%foreign is being used (unsafely).
>>
>> Robby
>>
>>
>>
>> On Sat, Jun 22, 2013 at 2:25 PM, Sean Kanaley <skanaley at gmail.com
>> <mailto:skanaley at gmail.com>> wrote:
>>
>> I myself can no longer reproduce it after closing and
>> reopening DrRacket. By coincidence, before closing it, the
>> menus stopped working and I got a Ubuntu error of some sort
>> as well. I shall keep trying for a bit.
>>
>>
>> On 06/22/2013 03:12 PM, Robby Findler wrote:
>>> I'm not seeing that behavior (that is a bug, tho). I tried
>>> these steps:
>>>
>>> 1) cmd-t to create a new tab in DrRacket.
>>> 2) paste the expression above (there is an automatic "#lang
>>> racket" inserted).
>>> 3) save the file.
>>> 4) delete the above expression
>>> 5) hit run.
>>>
>>> No output observed.
>>>
>>> Were you doing something differently?
>>>
>>> Robby
>>>
>>>
>>> On Sat, Jun 22, 2013 at 2:02 PM, Sean Kanaley
>>> <skanaley at gmail.com <mailto:skanaley at gmail.com>> wrote:
>>>
>>> I don't use modules very much, so this could be the
>>> defined behavior similar to how the ffi module
>>> "secretly" (it's actually documented) doesn't reload
>>> foreign libraries unless DrRacket is restarted, but I
>>> didn't notice anything in the documentation. How to
>>> reproduce:
>>>
>>> (module+ test
>>> (write "?"))
>>>
>>> Without even running it, save the file, then delete that
>>> expression. Now run it (as in ctrl+r), and it will
>>> write "?".
>>> ____________________
>>> Racket Users list:
>>> http://lists.racket-lang.org/users
>>>
>>>
>>
>>
>
>
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