wasvy/flake.nix at main · wasvy-org/wasvy · GitHub

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{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    flake-utils.url = "github:numtide/flake-utils";

    crane.url = "github:ipetkov/crane";
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs = {
        nixpkgs.follows = "nixpkgs";
      };
    };
  };

  outputs =
    {
      self,
      nixpkgs,
      crane,
      flake-utils,
      rust-overlay,
    }:
    flake-utils.lib.eachDefaultSystem (
      system:
      let
        pkgs = import nixpkgs {
          inherit system;
          overlays = [ (import rust-overlay) ];
        };
        inherit (pkgs) lib;
        wkgConfigFile = pkgs.writeText "config.toml" ''
          default_registry = "wa.dev"
        '';
        wkgConfigHook = ''
          mkdir -p ~/.config/wasm-pkg
          cp ${wkgConfigFile} ~/.config/wasm-pkg/config.toml
        '';
        craneLib = (crane.mkLib pkgs).overrideToolchain (
          p: p.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml
        );
        packages = with pkgs; [
          # Dev tools
          just
          wkg
          nixd
          nil
          ripgrep

          poetry
          python3
          uv
        ];
        buildInputs =
          with pkgs;
          [
            # Build tools
            pkg-config
          ]
          ++ lib.optionals stdenv.isLinux [
            alsa-lib
            libxkbcommon
            udev
            vulkan-loader
            wayland
            libx11
            libxcursor
            libxi
            libxrandr
          ]
          ++ lib.optionals stdenv.isDarwin [
            darwin.apple_sdk_11_0.frameworks.Cocoa
            rustPlatform
          ];
      in
      {
        devShells.default = craneLib.devShell {
          inherit packages buildInputs;

          LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath buildInputs;

          shellHook = ''
            ${wkgConfigHook}

            just enable-git-hooks

            # Impure python setup for now
            unset PYTHONPATH
            uv sync --directory examples/python_example
            . examples/python_example/.venv/bin/activate
          '';
        };
      }
    );
}