pkgs/development/python-modules/libcst/default.nix

   1 {
   2   lib,
   3   stdenv,
   4   buildPythonPackage,
   5   fetchFromGitHub,
   6   callPackage,
   7   cargo,
   8   hypothesmith,
   9   libcst,
  10   libiconv,
  11   pytestCheckHook,
  12   python,
  13   pythonOlder,
  14   pyyaml,
  15   rustPlatform,
  16   rustc,
  17   setuptools-rust,
  18   setuptools-scm,
  19   typing-extensions,
  20   typing-inspect,
  21   ufmt,
  22 }:
  23
  24 buildPythonPackage rec {
  25   pname = "libcst";
  26   version = "1.4.0";
  27   pyproject = true;
  28
  29   disabled = pythonOlder "3.9";
  30
  31   src = fetchFromGitHub {
  32     owner = "instagram";
  33     repo = "libcst";
  34     rev = "refs/tags/v${version}";
  35     hash = "sha256-H0YO8ILWOyhYdosNRWQQ9wziFk0syKSG3vF2zuYkL2k=";
  36   };
  37
  38   cargoDeps = rustPlatform.fetchCargoTarball {
  39     inherit src;
  40     sourceRoot = "${src.name}/${cargoRoot}";
  41     name = "${pname}-${version}";
  42     hash = "sha256-AcqHn3A7WCVyVnOBD96k4pxokhzgmCWOipK/DrIAQkU=";
  43   };
  44
  45   cargoRoot = "native";
  46
  47   build-system = [
  48     setuptools-rust
  49     setuptools-scm
  50   ];
  51
  52   nativeBuildInputs = [
  53     rustPlatform.cargoSetupHook
  54     cargo
  55     rustc
  56   ];
  57
  58   buildInputs = lib.optionals stdenv.hostPlatform.isDarwin [ libiconv ];
  59
  60   dependencies = [
  61     typing-extensions
  62     typing-inspect
  63     pyyaml
  64   ];
  65
  66   nativeCheckInputs = [
  67     hypothesmith
  68     pytestCheckHook
  69     ufmt
  70   ];
  71
  72   preCheck = ''
  73     # import from $out instead
  74     rm libcst/__init__.py
  75   '';
  76
  77   disabledTests = [
  78     # FIXME package pyre-test
  79     "TypeInferenceProviderTest"
  80     # we'd need to run `python -m libcst.codegen.generate all` but shouldn't modify $out
  81     "test_codegen_clean_visitor_functions"
  82   ];
  83
  84   # circular dependency on hypothesmith and ufmt
  85   doCheck = false;
  86
  87   passthru.tests = {
  88     pytest = libcst.overridePythonAttrs { doCheck = true; };
  89   };
  90
  91   pythonImportsCheck = [ "libcst" ];
  92
  93   meta = {
  94     description = "Concrete Syntax Tree (CST) parser and serializer library for Python";
  95     homepage = "https://github.com/Instagram/libcst";
  96     changelog = "https://github.com/Instagram/LibCST/blob/v${version}/CHANGELOG.md";
  97     license = with lib.licenses; [
  98       mit
  99       asl20
 100       psfl
 101     ];
 102     maintainers = with lib.maintainers; [ dotlambda ];
 103   };
 104 }