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{ lib
, fetchFromGitHub
, fetchurl
, buildDunePackage
, ocaml
, gen
, ppx_tools_versioned
, ocaml-migrate-parsetree
, uchar
}:
if lib.versionOlder ocaml.version "4.02.3"
then throw "sedlex is not available for OCaml ${ocaml.version}"
else
let
unicodeVersion = "12.1.0";
baseUrl = "https://www.unicode.org/Public/${unicodeVersion}";
DerivedCoreProperties = fetchurl {
url = "${baseUrl}/ucd/DerivedCoreProperties.txt";
sha256 = "0s6sn1yr9qmb2i6gf8dir2zpsbjv1frdfzy3i2yjylzvf637msx6";
};
DerivedGeneralCategory = fetchurl {
url = "${baseUrl}/ucd/extracted/DerivedGeneralCategory.txt";
sha256 = "1rifzq9ba6c58dn0lrmcb5l5k4ksx3zsdkira3m5p6h4i2wriy3q";
};
PropList = fetchurl {
url = "${baseUrl}/ucd/PropList.txt";
sha256 = "0gsb1jpj3mnqbjgbavi4l95gl6g4agq58j82km22fdfg63j3w3fk";
};
in
buildDunePackage rec {
pname = "sedlex";
version = "2.2";
useDune2 = true;
src = fetchFromGitHub {
owner = "ocaml-community";
repo = "sedlex";
rev = "v${version}";
sha256 = "18dwl2is5j26z6b1c47b81wvcpxw44fasppdadsrs9vsw63rwcm3";
};
propagatedBuildInputs = [
gen uchar ocaml-migrate-parsetree ppx_tools_versioned
];
preBuild = ''
rm src/generator/data/dune
ln -s ${DerivedCoreProperties} src/generator/data/DerivedCoreProperties.txt
ln -s ${DerivedGeneralCategory} src/generator/data/DerivedGeneralCategory.txt
ln -s ${PropList} src/generator/data/PropList.txt
'';
doCheck = true;
dontStrip = true;
meta = {
homepage = "https://github.com/ocaml-community/sedlex";
description = "An OCaml lexer generator for Unicode";
license = lib.licenses.mit;
maintainers = [ lib.maintainers.marsam ];
};
}
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