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Re: streamlining custom package development
From: |
Simon Tournier |
Subject: |
Re: streamlining custom package development |
Date: |
Tue, 07 Mar 2023 19:28:25 +0100 |
Hi,
On Tue, 07 Mar 2023 at 16:57, Przemysław Kamiński <cgenie@pm.me> wrote:
> Starting download of /tmp/guix-file.TykbjO
> From
> https://hackage.haskell.org/package/servant-examples/servant-examples-0.1.0.0.tar.gz...
> download failed
> "https://hackage.haskell.org/package/servant-examples/servant-examples-0.1.0.0.tar.gz"
>
> 404 "Not Found"
>From <https://hackage.haskell.org/package/servant-examples>, I read,
0.4.2, 0.4.3, 0.4.3.1, 0.4.4, 0.4.4.2, 0.4.4.3, 0.4.4.4, 0.4.4.5, 0.4.4.6,
0.4.4.7
and 0.1.0.0 is not listed. For instance, just tweak the Cabal file,
--8<---------------cut here---------------start------------->8---
$ git diff
diff --git a/servant-examples.cabal b/servant-examples.cabal
index f31e2a4..8861cf2 100644
--- a/servant-examples.cabal
+++ b/servant-examples.cabal
@@ -1,5 +1,5 @@
name: servant-examples
-version: 0.1.0.0
+version: 0.4.2
-- synopsis:
-- description:
homepage: https://github.com/githubuser/servant-examples#readme
--8<---------------cut here---------------end--------------->8---
then Guix finds it in the Hackage infrastructure.
--8<---------------cut here---------------start------------->8---
$ cat servant-examples.cabal | guix import hackage -s -r
Starting download of /tmp/guix-file.yrblu1
>From
>https://hackage.haskell.org/package/servant-examples/servant-examples-0.4.2.tar.gz...
…es-0.4.2.tar.gz 1.7MiB/s 00:00 | 7KiB transferred
Syntax error: unexpected end of input
Syntax error: unexpected end of input
Syntax error: unexpected end of input
Syntax error: unexpected end of input
(define-public ghc-servant-examples
(package
(name "ghc-servant-examples")
(version "0.4.2")
(source (origin
(method url-fetch)
(uri (hackage-uri "servant-examples" version))
(sha256
(base32
"1nmgzkn0nv3p0bzr5ny0yx0g45fzf5qx7s868jp1nq7wbfd3yc0i"))))
(build-system haskell-build-system)
(inputs (list ghc-servant
ghc-servant-server
ghc-servant-swagger
ghc-swagger2
ghc-wai
ghc-aeson
ghc-warp))
(home-page "https://github.com/githubuser/servant-examples#readme")
(synopsis "")
(description "")
(license license:bsd-3)))
--8<---------------cut here---------------end--------------->8---
> My guess the "Syntax error" is from the missing "ghc-servant-swagger"
> package.
Hum, I guess is that it comes from the option ’-s’. For instance,
guix import hackage servant-examples -r
does not display it. However, I do not find what is the code that
display “Syntax error”. Maybe a bug here, indeed.
Cheers,
simon