[racket] Typed racket and rack unit (Was: Type of curry)

From: Sam Tobin-Hochstadt (samth at ccs.neu.edu)
Date: Tue Feb 26 09:18:45 EST 2013

On Tue, Feb 26, 2013 at 2:23 AM, Norman Gray <norman at astro.gla.ac.uk> wrote:
> Sam, hello.
> On 2013 Feb 26, at 05:42, Sam Tobin-Hochstadt wrote:
>> This is, sadly, a known problem with Racket, Typed Racket, and
>> submodules, which Matthew doesn't think there's much hope of fixing
>> without major surgery on the expander.  So for now you'll need to
>> write your test cases in a separate module.
> I've found that workaround.  Is there any way that, while avoiding major surgery, rackunit or the expander could detect it's in this situation and emit a less perplexing error message?

Unfortunately, I don't know of a way to do this.

> I imagine this is also the reason why rackunit, when running with typed Racket, reports generated names for mismatched values, rather than the actual variables used in the check-* tests.  It makes locating the failed test a little more roundabout than it might be.

No, that isn't the same issue.  I'll look at why that happens.


> --
> Norman Gray  :  http://nxg.me.uk
> SUPA School of Physics and Astronomy, University of Glasgow, UK

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