From 0d319657efdbefa967df77a10057bbd346ea0bdd Mon Sep 17 00:00:00 2001
From: Vincent Laporte <vbgl@users.noreply.github.com>
Date: Sat, 19 May 2018 23:01:40 +0200
Subject: [PATCH] ocamlPackages.earley: init at 1.0.2 (#40755)

---
 .../ocaml-modules/earley/default.nix          | 28 +++++++++++++++++++
 pkgs/top-level/ocaml-packages.nix             |  2 ++
 2 files changed, 30 insertions(+)
 create mode 100644 pkgs/development/ocaml-modules/earley/default.nix

diff --git a/pkgs/development/ocaml-modules/earley/default.nix b/pkgs/development/ocaml-modules/earley/default.nix
new file mode 100644
index 000000000000..576d9b2528f5
--- /dev/null
+++ b/pkgs/development/ocaml-modules/earley/default.nix
@@ -0,0 +1,28 @@
+{ stdenv, fetchFromGitHub, which, ocaml, findlib, ocamlbuild }:
+
+if !stdenv.lib.versionAtLeast ocaml.version "4.03"
+then throw "earley is not available for OCaml ${ocaml.version}"
+else
+
+stdenv.mkDerivation rec {
+  version = "1.0.2";
+  name = "ocaml${ocaml.version}-earley-${version}";
+  src = fetchFromGitHub {
+    owner = "rlepigre";
+    repo = "ocaml-earley";
+    rev = "ocaml-earley_${version}";
+    sha256 = "110njakmx1hyq42hyr6gx6qhaxly860whfhd6r0vks4yfp68qvcx";
+  };
+
+  buildInputs = [ which ocaml findlib ocamlbuild ];
+
+  createFindlibDestdir = true;
+
+  meta = {
+    description = "Parser combinators based on Earley Algorithm";
+    license = stdenv.lib.licenses.cecill-b;
+    maintainers = [ stdenv.lib.maintainers.vbgl ];
+    inherit (ocaml.meta) platforms;
+    inherit (src.meta) homepage;
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index bce2662abfd1..e46888992f77 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -215,6 +215,8 @@ let
 
     dtoa = callPackage ../development/ocaml-modules/dtoa { };
 
+    earley = callPackage ../development/ocaml-modules/earley { };
+
     easy-format = callPackage ../development/ocaml-modules/easy-format { };
 
     eliom = callPackage ../development/ocaml-modules/eliom { };