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{ stdenv
, lib
, fetchFromGitHub
, cmake
}:
let
testData = fetchFromGitHub {
owner = "nlohmann";
repo = "json_test_data";
rev = "v3.1.0";
hash = "sha256-bG34W63ew7haLnC82A3lS7bviPDnApLipaBjJAjLcVk=";
};
in stdenv.mkDerivation (finalAttrs: {
pname = "nlohmann_json";
version = "3.11.3";
src = fetchFromGitHub {
owner = "nlohmann";
repo = "json";
rev = "v${finalAttrs.version}";
hash = "sha256-7F0Jon+1oWL7uqet5i1IgHX0fUw/+z0QwEcA3zs5xHg=";
};
nativeBuildInputs = [ cmake ];
cmakeFlags = [
"-DJSON_BuildTests=${if finalAttrs.finalPackage.doCheck then "ON" else "OFF"}"
"-DJSON_FastTests=ON"
"-DJSON_MultipleHeaders=ON"
] ++ lib.optional finalAttrs.finalPackage.doCheck "-DJSON_TestDataDirectory=${testData}";
doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
# skip tests that require git or modify “installed files”
preCheck = ''
checkFlagsArray+=("ARGS=-LE 'not_reproducible|git_required'")
'';
postInstall = "rm -rf $out/lib64";
meta = with lib; {
description = "JSON for Modern C++";
homepage = "https://json.nlohmann.me";
changelog = "https://github.com/nlohmann/json/blob/develop/ChangeLog.md";
license = licenses.mit;
platforms = platforms.all;
};
})
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