126 lines
3.5 KiB
Nix
126 lines
3.5 KiB
Nix
{ stdenv, fetchFromGitHub, ocamlPackages, makeWrapper, writeScript
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, dune, python3, rsync, fetchpatch, buck }:
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let
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# Manually set version - the setup script requires
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# hg and git + keeping the .git directory around.
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pyre-version = "0.0.17"; # also change typeshed revision below with $pyre-src/.typeshed-version
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pyre-src = fetchFromGitHub {
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owner = "facebook";
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repo = "pyre-check";
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rev = "v${pyre-version}";
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sha256 = "0y86a3g5xbgh0byksyx5jw7yq7w840x85dhz9inz6mkg5j06mcis";
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};
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versionFile = writeScript "version.ml" ''
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cat > "./version.ml" <<EOF
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open Core
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let build_info () =
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"pyre-nixpkgs ${pyre-version}"
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let version () =
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"${pyre-version}"
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let log_version_banner () =
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Log.info "Running as pid: %d" (Pid.to_int (Unix.getpid ()));
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Log.info "Version: %s" (version ());
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EOF
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'';
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pyre-bin = stdenv.mkDerivation {
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name = "pyre-${pyre-version}";
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src = pyre-src;
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nativeBuildInputs = [ makeWrapper ];
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buildInputs = with ocamlPackages; [
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ocaml
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findlib
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menhir
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yojson
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core
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sedlex
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ppx_deriving_yojson
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ocamlbuild
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ppxlib
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dune
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ounit
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# python36Packages.python36Full # TODO
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];
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buildPhase = ''
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# build requires HOME to be set
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export HOME=.
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# "external" because https://github.com/facebook/pyre-check/pull/8/files
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sed "s/%VERSION%/external/" dune.in > dune
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cp ${versionFile} ./scripts/generate-version-number.sh
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mkdir $(pwd)/build
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export OCAMLFIND_DESTDIR=$(pwd)/build
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export OCAMLPATH=$OCAMLPATH:$(pwd)/build
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make release
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'';
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checkPhase = ''
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make test
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# ./scripts/run-python-tests.sh # TODO: once typeshed and python bits are added
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'';
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# Note that we're not installing the typeshed yet.
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# Improvement for a future version.
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installPhase = ''
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mkdir -p $out/bin
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cp ./_build/default/main.exe $out/bin/pyre.bin
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'';
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meta = with stdenv.lib; {
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description = "A performant type-checker for Python 3";
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homepage = https://pyre-check.org;
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license = licenses.mit;
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platforms = ocamlPackages.ocaml.meta.platforms;
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maintainers = with maintainers; [ teh ];
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};
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};
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typeshed = stdenv.mkDerivation {
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name = "typeshed";
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version = pyre-version;
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src = fetchFromGitHub {
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owner = "python";
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repo = "typeshed";
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rev = "bc3f9fe1d3c43b00c04cedb23e0eeebc9e1734b6";
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sha256 = "06b2kj4n49h4sgi8hn5kalmir8llhanfdc7f1924cxvrkj5ry94b";
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};
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phases = [ "unpackPhase" "installPhase" ];
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installPhase = "cp -r $src $out";
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};
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in python3.pkgs.buildPythonApplication rec {
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pname = "pyre-check";
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version = pyre-version;
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src = pyre-src;
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patches = [ ./pyre-bdist-wheel.patch ];
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# The build-pypi-package script does some funky stuff with build
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# directories - easier to patch it a bit than to replace it
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# completely though:
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postPatch = ''
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mkdir ./build
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substituteInPlace scripts/build-pypi-package.sh \
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--replace 'NIX_BINARY_FILE' '${pyre-bin}/bin/pyre.bin' \
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--replace 'BUILD_ROOT="$(mktemp -d)"' "BUILD_ROOT=$PWD/build"
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substituteInPlace client/buck.py \
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--replace '"buck"' '"${buck}/bin/buck"'
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substituteInPlace client/tests/buck_test.py \
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--replace '"buck"' '"${buck}/bin/buck"'
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'';
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buildInputs = [ pyre-bin ];
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nativeBuildInputs = [ rsync ]; # only required for build-pypi-package.sh
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propagatedBuildInputs = with python3.pkgs; [ docutils typeshed ];
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buildPhase = ''
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bash scripts/build-pypi-package.sh --version ${pyre-version} --bundle-typeshed ${typeshed}
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cp -r build/dist dist
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'';
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checkPhase = ''
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bash scripts/run-python-tests.sh
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'';
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}
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