{ pkgs ? import ./nixpkgs {}, docTools ? true }: with pkgs; mkShell { # XXX: hack for macosX, this flags disable bazel usage of xcode # Note: this is set even for linux so any regression introduced by this flag # will be catched earlier # See: https://github.com/bazelbuild/bazel/issues/4231 BAZEL_USE_CPP_ONLY_TOOLCHAIN=1; buildInputs = [ go nix which perl python3 bazel # For stack_install. TODO Remove ghc when move to Stack 2. stack ghc # Needed for @com_github_golang_protobuf, itself needed by buildifier. git # Needed to get correct locale for tests with encoding glibcLocales # to avoid CA certificate failures on macOS CI cacert # Needed for debug/linking_utils binutils ] ++ lib.optionals docTools [graphviz python36Packages.sphinx zip unzip]; shellHook = '' # Add nix config flags to .bazelrc.local. # BAZELRC_LOCAL=".bazelrc.local" if [ ! -e "$BAZELRC_LOCAL" ] then ARCH="" if [ "$(uname)" == "Darwin" ]; then ARCH="darwin" elif [ "$(expr substr $(uname -s) 1 5)" == "Linux" ]; then ARCH="linux" fi echo "[!] It looks like you are using a ''${ARCH} nix-based system. In order to build this project, you need to add the two following host_platform entries to your .bazelrc.local file." echo "" echo "build --host_platform=@io_tweag_rules_haskell//haskell/platforms:''${ARCH}_x86_64_nixpkgs" echo "run --host_platform=@io_tweag_rules_haskell//haskell/platforms:''${ARCH}_x86_64_nixpkgs" fi # source bazel bash completion source ${pkgs.bazel}/share/bash-completion/completions/bazel ''; }