ocamlPackages.earley: init at 1.0.2 (#40755)

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;
+  };
+}

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 { };