{ description = "wasm-pack setup"; inputs = { nixpkgs = { url = "github:nixos/nixpkgs/nixos-unstable"; }; rust-overlay = { url = "github:oxalica/rust-overlay"; }; }; outputs = { nixpkgs, rust-overlay, ... }: let system = "x86_64-linux"; in { devShell.${system} = let pkgs = import nixpkgs { inherit system; overlays = [ rust-overlay.overlay ]; }; in pkgs.mkShell { buildInputs = with pkgs; [ cargo cargo-watch nodejs wasm-pack gcc zlib webfs (rust-bin.stable.latest.default.override { extensions = [ "rust-src" ]; targets = [ "wasm32-unknown-unknown" ]; }) ]; shellHook = ""; }; }; }