From 3582a974646f96da553775a5afc9f4796005c577 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Tue, 5 Dec 2017 18:16:19 +0000
Subject: [PATCH] ocamlPackages.faraday: init at 0.5.0

Faraday is a library for writing fast and memory-efficient serializers in
OCaml.

Homepage: https://github.com/inhabitedtype/faraday
---
 .../ocaml-modules/faraday/default.nix         | 34 +++++++++++++++++++
 pkgs/top-level/ocaml-packages.nix             |  2 ++
 2 files changed, 36 insertions(+)
 create mode 100644 pkgs/development/ocaml-modules/faraday/default.nix

diff --git a/pkgs/development/ocaml-modules/faraday/default.nix b/pkgs/development/ocaml-modules/faraday/default.nix
new file mode 100644
index 000000000000..8f30ec519777
--- /dev/null
+++ b/pkgs/development/ocaml-modules/faraday/default.nix
@@ -0,0 +1,34 @@
+{ stdenv, fetchFromGitHub, ocaml, findlib, jbuilder, alcotest }:
+
+if !stdenv.lib.versionAtLeast ocaml.version "4.02"
+then throw "faraday is not available for OCaml ${ocaml.version}"
+else
+
+stdenv.mkDerivation rec {
+  name = "ocaml${ocaml.version}-faraday-${version}";
+  version = "0.5.0";
+
+  src = fetchFromGitHub {
+    owner = "inhabitedtype";
+    repo = "faraday";
+    rev = version;
+    sha256 = "1kql0il1frsbx6rvwqd7ahi4m14ik6la5an6c2w4x7k00ndm4d7n";
+  };
+
+  buildInputs = [ ocaml findlib jbuilder alcotest ];
+
+  buildPhase = "jbuilder build -p faraday";
+
+  doCheck = true;
+  checkPhase = "jbuilder runtest";
+
+  inherit (jbuilder) installPhase;
+
+  meta = {
+    description = "Serialization library built for speed and memory efficiency";
+    license = stdenv.lib.licenses.bsd3;
+    maintainers = [ stdenv.lib.maintainers.vbgl ];
+    inherit (src.meta) homepage;
+    inherit (ocaml.meta) platforms;
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 5bc0398e90df..b83e77627efb 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -231,6 +231,8 @@ let
 
     faillib = callPackage ../development/ocaml-modules/faillib { };
 
+    faraday = callPackage ../development/ocaml-modules/faraday { };
+
     fieldslib_p4 = callPackage ../development/ocaml-modules/fieldslib { };
 
     fileutils = callPackage ../development/ocaml-modules/fileutils { };