let
  sources = import ./nix/sources.nix;
  rust = import ./nix/rust.nix { inherit sources; };
  rustWithExtensions = rust.override {
    extensions = [ "rust-analyzer-preview" "rustfmt-preview" "rust-src" ];
  };
  pkgs = import sources.nixpkgs { };
in pkgs.mkShell {
  buildInputs = [ rustWithExtensions ]
    ++ (with pkgs; [ cargo-edit cargo-watch cargo-inspect gnumake nixfmt ]);
}