From d2203187feaa0d3c7ebc9c9f1c49cd0788615f01 Mon Sep 17 00:00:00 2001
From: Julien Lepiller <julien@lepiller.eu>
Date: Fri, 30 Dec 2016 19:36:47 +0100
Subject: [PATCH] gnu: Add ocaml-ppx-let.
* gnu/packages/ocaml.scm (ocaml-ppx-let): New variable.
---
gnu/packages/ocaml.scm | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 23590054e0..a12d198089 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -2441,3 +2441,23 @@ variant types.")
for the list of all values of a type (for a type which only has finitely
many values).")
(license license:asl2.0)))
+
+(define-public ocaml-ppx-let
+ (package
+ (name "ocaml-ppx-let")
+ (version "113.33.03")
+ (source (janestreet-origin "ppx_let" version
+ "0gd6d3gdaqfwjcs7gaw1qxc30i584q6a86ndaj1bx1q63xqd6yx9"))
+ (build-system ocaml-build-system)
+ (native-inputs
+ `(("js-build-tools" ,ocaml-js-build-tools)
+ ("opam" ,opam)))
+ (propagated-inputs
+ `(("ppx-driver" ,ocaml-ppx-driver)
+ ("ppx-core" ,ocaml-ppx-core)))
+ (arguments janestreet-arguments)
+ (home-page "https://github.com/janestreet/ppx_let")
+ (synopsis "Monadic let-bindings")
+ (description "A ppx rewriter for monadic and applicative let bindings,
+match expressions, and if expressions.")
+ (license license:asl2.0)))