[bug#57298] [PATCH 2/5] gnu: Add ocaml-pprint.

[Julien Lepiller <julien@lepiller.eu>]

Hi!

guix lint complains this package is not the latest version. Indeed,
it's 2 years old when there are newer versions. The latest version
seems to work fine. Why do you need this version precisely?

Le Fri, 19 Aug 2022 15:24:29 +0000,
pukkamustard <pukkamustard@posteo.net> a écrit :

> * gnu/packages/ocaml.scm (ocaml-pprint): New variable.
> ---
>  gnu/packages/ocaml.scm | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
> 
> diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
> index 14550d1232..dc56fb3ba3 100644
> --- a/gnu/packages/ocaml.scm
> +++ b/gnu/packages/ocaml.scm
> @@ -8579,6 +8579,31 @@ (define-public ocaml-afl-persistent
>  repeated forking and is much faster.")
>      (license license:expat)))
>  
> +(define-public ocaml-pprint
> +  (package
> +    (name "ocaml-pprint")
> +    (version "20200410")
> +    (home-page "https://github.com/fpottier/pprint")
> +    (source
> +     (origin
> +       (method git-fetch)
> +       (uri (git-reference
> +             (url home-page)
> +             (commit version)))
> +       (file-name (git-file-name name version))
> +       (sha256
> +        (base32
> +         "16xc0rd4yj1y9rrs9fbhidd08icy4pc1plx48hp0xs6vnkh1wxjm"))))
> +    (build-system dune-build-system)
> +    (synopsis "OCaml pretty-printing combinator library and rendering
> +engine")
> +    (description "This OCaml library offers a set of combinators for
> building +so-called documents as well as an efficient engine for
> converting documents to +a textual, fixed-width format.  The engine
> takes care of indentation and line +breaks, while respecting the
> constraints imposed by the structure of the +document and by the text
> width.")
> +    (license license:lgpl2.0)))
> +
>  (define-public ocaml-bibtex2html
>    (package
>      (name "ocaml-bibtex2html")