ocamlPackages.scfg: init at 0.5

Co-authored-by: Vincent Laporte <Vincent.Laporte@gmail.com>
Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com>

pkgs/development/ocaml-modules/scfg/default.nix

@@ -0,0 +1,57 @@
+{
+  lib,
+  buildDunePackage,
+  fetchzip,
+  bos,
+  cmdliner,
+  fmt,
+  fpath,
+  menhir,
+  menhirLib,
+  prelude,
+  sedlex,
+  writableTmpDirAsHomeHook,
+}:
+
+buildDunePackage rec {
+  pname = "scfg";
+  version = "0.5";
+
+  # upstream git repo is misconfigured and cannot be cloned
+  src = fetchzip {
+    url = "https://git.zapashcanon.fr/zapashcanon/scfg/archive/${version}.tar.gz";
+    hash = "sha256-XyNVmI0W0B1JqR+uuojpHe9L5KKLhyoH8vN8+9i7Xcg=";
+  };
+
+  nativeBuildInputs = [
+    menhir
+  ];
+
+  buildInputs = [
+    cmdliner
+  ];
+
+  propagatedBuildInputs = [
+    bos
+    fmt
+    fpath
+    menhirLib
+    prelude
+    sedlex
+  ];
+
+  checkInputs = [
+    writableTmpDirAsHomeHook
+  ];
+
+  doCheck = true;
+
+  meta = {
+    description = "Library to work with the scfg configuration file";
+    homepage = "https://ocaml.org/p/scfg/";
+    downloadPage = "https://git.zapashcanon.fr/zapashcanon/scfg";
+    changelog = "https://git.zapashcanon.fr/zapashcanon/scfg/src/tag/${version}/CHANGES.md";
+    license = lib.licenses.isc;
+    maintainers = [ lib.maintainers.ethancedwards8 ];
+  };
+}

pkgs/top-level/ocaml-packages.nix

@@ -1849,6 +1849,8 @@ let
 
         sawja = callPackage ../development/ocaml-modules/sawja { };
 
+        scfg = callPackage ../development/ocaml-modules/scfg { };
+
         secp256k1 = callPackage ../development/ocaml-modules/secp256k1 {
           inherit (pkgs) secp256k1;
         };