From: Christopher Lemmer Webber <cwebber@dustycloud.org>
To: Benjamin Slade <beoram@gmail.com>
Cc: Guix-Help <help-guix@gnu.org>
Subject: Re: racket
Date: Wed, 12 Sep 2018 08:05:53 -0400 [thread overview]
Message-ID: <87r2hysyxq.fsf@dustycloud.org> (raw)
In-Reply-To: <87a7onua2m.fsf@jnanam.net>
Benjamin Slade writes:
> When run Racket, in the REPL, the first command I execute runs fine. But
> the second (no matter what it is, even if it's just the first again)
> always produces:
>
> ; ptr-ref: contract violation
> ; expected: (and/c cpointer? (not/c (lambda (p) (pointer-equal? p #f))))
> ; given: #f
> ; argument position: 1st
> ; [,bt for context]
> ; ptr-ref: contract violation
> ; expected: (and/c cpointer? (not/c (lambda (p) (pointer-equal? p #f))))
> ; given: #f
> ; argument position: 1st
> ; [,bt for context]
>
> And it doesn't accept any more input after that point (including ",bt").
Huh... I'm getting this too. I hadn't noticed it because I use
racket-mode for all my REPL hacking, where it isn't appearing (probably
because racket-mode has its own REPL protocol code).
next prev parent reply other threads:[~2018-09-12 12:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-11 19:07 racket Benjamin Slade
2018-09-12 12:05 ` Christopher Lemmer Webber [this message]
2018-09-13 12:35 ` racket 宋文武
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