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

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{ lib, fetchFromGitHub, buildDunePackage, ocaml
, version ? "0.13.0"
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, ocaml-compiler-libs, ocaml-migrate-parsetree, ppx_derivers, stdio
}:
let param = {
"0.8.1" = {
sha256 = "0vm0jajmg8135scbg0x60ivyy5gzv4abwnl7zls2mrw23ac6kml6";
max_version = "4.10";
};
"0.13.0" = {
sha256 = "0c54g22pm6lhfh3f7s5wbah8y48lr5lj3cqsbvgi99bly1b5vqvl";
};
}."${version}"; in
if param ? max_version && lib.versionAtLeast ocaml.version param.max_version
|| param ? min_version && !lib.versionAtLeast ocaml.version param.min_version
then throw "ppxlib-${param.version} is not available for OCaml ${ocaml.version}"
else
buildDunePackage rec {
pname = "ppxlib";
inherit version;
useDune2 = param.useDune2 or false;
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src = fetchFromGitHub {
owner = "ocaml-ppx";
repo = pname;
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rev = version;
inherit (param) sha256;
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};
propagatedBuildInputs = [
ocaml-compiler-libs ocaml-migrate-parsetree ppx_derivers stdio
];
meta = {
description = "Comprehensive ppx tool set";
license = lib.licenses.mit;
maintainers = [ lib.maintainers.vbgl ];
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inherit (src.meta) homepage;
};
}