1 files changed, 15 insertions, 0 deletions
diff --git a/pkgs/development/ocaml-modules/janestreet/ppx-custom-printf.nix b/pkgs/development/ocaml-modules/janestreet/ppx-custom-printf.nix
new file mode 100644
index 000000000000..f96d5bf4ca60
--- /dev/null
+++ b/pkgs/development/ocaml-modules/janestreet/ppx-custom-printf.nix
@@ -0,0 +1,15 @@
+{stdenv, buildOcamlJane,
+ ppx_core, ppx_driver, ppx_sexp_conv, ppx_tools}:
+
+buildOcamlJane rec {
+  name = "ppx_custom_printf";
+  hash = "06y85m6ky376byja4w7gdwd339di5ag0xrf0czkylzjsnylhdr85";
+
+  propagatedBuildInputs = [ ppx_core ppx_driver ppx_sexp_conv ppx_tools ];
+
+  meta = with stdenv.lib; {
+    description = "Extensions to printf-style format-strings for user-defined string conversion.";
+    maintainers = [ maintainers.maurer ];
+    license = licenses.asl20;
+  };
+}