[bug#49867] [PATCH 20/29] gnu: Add ocaml-gmap.

[pukkamustard]

* gnu/packages/ocaml.scm (ocaml-gmap): New variable.
---
 gnu/packages/ocaml.scm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 8463682e79..e520151adf 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -7658,6 +7658,32 @@ The only ASN.1 encodings currently supported are BER and 
DER.")
     ;; See https://github.com/mirage/mirage-crypto/blob/main/ec/LICENSE.md
     (license license:expat)))
 
+(define-public ocaml-gmap
+  (package
+    (name "ocaml-gmap")
+    (version "0.3.0")
+    (home-page "https://github.com/hannesm/gmap";)
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url home-page)
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "0880mhcybr662k6wnahx5mwbialh878kkzxacn47qniadd21x411"))))
+    (build-system dune-build-system)
+    (arguments `(#:test-target "."))
+    (native-inputs
+     `(("ocaml-alcotest" ,ocaml-alcotest)
+       ("ocaml-fmt" ,ocaml-fmt)))
+    (synopsis "OCaml library for heterogenous maps over a Generalized
+Algebraic Data Type")
+    (description "@code{ocaml-gmap} exposes an OCaml functor which can be used
+to create a type-safe heterogenous maps.")
+    (license license:isc)))
+
 (define-public js-of-ocaml
   (package
     (name "js-of-ocaml")
-- 
2.32.0