From: Xinglu Chen <public@yoctocell.xyz>
To: Lars-Dominik Braun <lars@6xq.net>
Cc: 50618@debbugs.gnu.org
Subject: [bug#50618] [PATCH] import: stackage: Don’t try to update packages not available on Stackage.
Date: Wed, 22 Sep 2021 14:37:39 +0200 [thread overview]
Message-ID: <87wnn8lrak.fsf@yoctocell.xyz> (raw)
In-Reply-To: <YUrIJHXn2JUyBFUd@noor.fritz.box>
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On Wed, Sep 22 2021, Lars-Dominik Braun wrote:
> Hi,
>
>> +(define (stackage-package? package)
>> + "Whether PACKAGE is available on the default Stackage LTS release."
>> + (and (hackage-package? package)
>> + (guard (c ((and (http-get-error? c)
>> + (= 404 (http-get-error-code c)))
>> + #f))
>> + (let* ((name (guix-package->hackage-name package))
>> + (url (string-append (%stackage-url) "/lts-"
>> + %default-lts-version "/package/" name)))
>> + (http-fetch url)))))
>> +
> since stackage-lts-info-fetch is memoized, wouldn’t it be cheaper
> to look up the package there? (At least for lots of packages.)
Ah, good idea! I will test if what the difference is terms of time.
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next prev parent reply other threads:[~2021-09-22 12:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-16 11:31 [bug#50618] [PATCH] import: stackage: Don’t try to update packages not available on Stackage Xinglu Chen
2021-09-22 6:07 ` Lars-Dominik Braun
2021-09-22 12:37 ` Xinglu Chen [this message]
2021-09-22 15:31 ` [bug#50618] [PATCH v2] " Xinglu Chen
2021-09-27 9:18 ` Lars-Dominik Braun
2021-09-27 9:56 ` Xinglu Chen
2021-09-27 11:59 ` bug#50618: " Lars-Dominik Braun
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