* gnu/packages/ocaml.scm (ocaml-ppx-compare): New variable. --- gnu/packages/ocaml.scm | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+)
diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm index c028fa26c..369e1f769 100644 --- a/gnu/packages/ocaml.scm +++ b/gnu/packages/ocaml.scm @@ -2052,3 +2052,28 @@ different preprocessors that generate code from type specifications.") (synopsis "Syntax extension for writing in-line benchmarks in ocaml code") (description "Syntax extension for writing in-line benchmarks in ocaml code.") (license license:asl2.0))) + +(define-public ocaml-ppx-compare + (package + (name "ocaml-ppx-compare") + (version "113.33.03") + (home-page "https://github.com/janestreet/ppx_compare/") + (source (janestreet-origin "ppx_compare" version + "0bfhi33kq9l4q6zzc6svki2csracz5j4731c3npcy6cs73jynn0z")) + (build-system ocaml-build-system) + (native-inputs `(("js-build-tools" ,ocaml-js-build-tools) + ("opam" ,opam) + ("ppx-core" ,ocaml-ppx-core))) + (propagated-inputs `(("ppx-driver" ,ocaml-ppx-driver) + ("ppx-tools" ,ocaml-ppx-tools) + ("ppx-core" ,ocaml-ppx-core) + ("ppx-type-conv" ,ocaml-ppx-type-conv))) + (arguments janestreet-arguments) + (synopsis "Generation of comparison functions from types") + (description "Generation of fast comparison functions from type expressions +and definitions. Ppx_compare is a ppx rewriter that derives comparison functions +from type representations. The scaffolded functions are usually much faster +than ocaml's Pervasives.compare. Scaffolding functions also gives you more +flexibility by allowing you to override them for a specific type and more safety +by making sure that you only compare comparable values.") + (license license:asl2.0))) -- 2.11.0