[bug#44599] [PATCH] gnu: Add emacs-parsec.

[Adam Kandur]

>From 6293a6b4789d4e8b799511b901783ec83017d1d7 Mon Sep 17 00:00:00 2001
From: Adam <rndd@tuta.io>
Date: Sun, 15 Nov 2020 12:00:23 +0300
Subject: [PATCH] gnu: Add emacs-parsec.

* gnu/packages/emacs-xyz.scm (emacs-parsec): New variable.
---
 gnu/packages/emacs-xyz.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index f44a8bc..9229505 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -15009,6 +15009,30 @@ and @code{erc-send-modify-hook} to download and show 
images.")
     (description "This package provides a list manipulation library for 
Emacs.")
     (license license:gpl3+)))
 
+(define-public emacs-parsec
+  ;; last release is too old
+  (let ((revision "0")
+        (commit "2cbbbc2254aa7bcaa4fb5e07c8c1bf2f381dba26"))
+    (package
+      (name "emacs-parsec")
+      (version (git-version "0.1.3" revision commit))
+      (source
+       (origin
+     (method git-fetch)
+     (uri (git-reference
+           (url "https://github.com/cute-jumper/parsec.el";)
+           (commit commit)))
+     (file-name (git-file-name name version))
+     (sha256
+          (base32 "1g1s8s45g3kkbi3h7w0pmadmzdswb64mkdvdpg2lihg341kx37gm"))))
+      (build-system emacs-build-system)
+      (home-page "https://github.com/cute-jumper/parsec.el";)
+      (synopsis "Parser combinator library for Emacs Lisp")
+      (description "Parsec is a parser combinator library for Emacs Lisp, 
similar to Haskell's Parsec library.  It contains most of the parser
+combinators in Text.Parsec.Combinator, and more combinators can be added if 
necessary!  Most of the parser combinators have the same
+behavior as their Haskell counterparts.  Parsec also comes with a simple error 
handling mechanism so that it can display an error message showing how the 
parser fails.")
+      (license license:gpl3+))))
+
 (define-public emacs-move-text
   (package
     (name "emacs-move-text")
-- 
2.28.0



hope, this is right

Nov 14, 2020, 20:14 by mail@nicolasgoaziou.fr:

> Hello,
>
> Adam Kandur via Guix-patches via <guix-patches@gnu.org> writes:
>
>> Subject: [PATCH] gnu: Add emacs-parsec.
>>
>
> Thank you. Some comments follow.
>
>> +(define-public emacs-parsec
>> +  (let ((revision "0")
>> +        (commit "2cbbbc2254aa7bcaa4fb5e07c8c1bf2f381dba26"))
>> +    ;; no taged branch
>>
>
> Usually, the comment is above the `let', because you expect it to
> comment what is located below.
>
> Also, this comment is not true. There are tags, the last one being
> "0.1.3". If you think we need the latest commit, you can write that the
> last release is too old instead.
>
>> +    (package
>> +      (name "emacs-parsec")
>> +      (build-system emacs-build-system)
>>
>
> This is an unusual place for `build-system'. You may want to move it
> below the `source' part.
>
>> +      (version (git-version "0.1.3" revision commit))
>> +      (source
>> +       (origin
>> +     (method git-fetch)
>> +     (uri (git-reference
>> +           (url "https://github.com/cute-jumper/parsec.el";)
>> +           (commit commit)))
>> +     (file-name (git-file-name name version))
>> +     (sha256
>> +          (base32 "1g1s8s45g3kkbi3h7w0pmadmzdswb64mkdvdpg2lihg341kx37gm"))))
>>
>
> The indentation looks a bit off.
>
>> +      (home-page "https://github.com/cute-jumper/parsec.el";)
>> +      (synopsis "A parser combinator library for Emacs Lisp, similar to 
>> Haskell's Parsec library.")
>>
>
> Synopsis cannot start with "A", and should not end with a full stop. You
> may want to run "guix lint" on this.
>
> The synopsis could be: "Parser combinator library for Emacs Lisp"
>
>> +      (description "This library, however, contains most of the parser 
>> combinators in Text.Parsec.Combinator, 
>> +which should be enough in most use cases. Of course more combinators can be 
>> added if necessary! 
>> +Most of the parser combinators have the same behavior as their Haskell 
>> counterparts. 
>> +@code{parsec} also comes with a simple error handling mechanism so that it 
>> can display an error message showing how the parser fails.")
>>
>
> The description seems to depend on the synopsis, but it should be
> stand-alone. What about:
>
>  Parsec is a parser combinator library for Emacs Lisp, similar to
>  Haskell's Parsec library.  It contains most of the parser
>  combinators in Text.Parsec.Combinator, and more combinators can be
>  added if necessary!  Most of the parser combinators have the same
>  behavior as their Haskell counterparts.  Parsec also comes with
>  a simple error handling mechanism so that it can display an error
>  message showing how the parser fails.
>
> Mind the two spaces after sentences!
>
>> +      (license license:gpl3))))
>>
>
> License is actually gpl3+.
>
> Could you send an updated patch?
>
> Regards,
> -- 
> Nicolas Goaziou
>