nixpkgs/pkgs/development/ocaml-modules/fmt/default.nix

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{ stdenv, fetchurl, ocaml, findlib, ocamlbuild, topkg, cmdliner, seq, stdlib-shims }:
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if !stdenv.lib.versionAtLeast ocaml.version "4.05"
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then throw "fmt is not available for OCaml ${ocaml.version}"
else
stdenv.mkDerivation rec {
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version = "0.8.9";
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pname = "ocaml${ocaml.version}-fmt";
src = fetchurl {
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url = "https://erratique.ch/software/fmt/releases/fmt-${version}.tbz";
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sha256 = "0gkkkj4x678vxdda4xaw2dd44qjacavsvn5nx8gydfwah6pjbkxk";
};
nativeBuildInputs = [ ocaml findlib ocamlbuild ];
buildInputs = [ findlib topkg cmdliner ];
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propagatedBuildInputs = [ seq stdlib-shims ];
inherit (topkg) buildPhase installPhase;
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meta = with stdenv.lib; {
homepage = "https://erratique.ch/software/fmt";
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license = licenses.isc;
description = "OCaml Format pretty-printer combinators";
inherit (ocaml.meta) platforms;
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maintainers = [ maintainers.vbgl ];
};
}