{ inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; flake-utils.url = "github:numtide/flake-utils"; rust-overlay = { url = "github:oxalica/rust-overlay"; inputs = { nixpkgs.follows = "nixpkgs"; flake-utils.follows = "flake-utils"; }; }; }; outputs = { self, nixpkgs, flake-utils, rust-overlay, }: flake-utils.lib.eachDefaultSystem ( system: let overlays = [(import rust-overlay)]; pkgs = import nixpkgs { inherit system overlays; }; rustToolchain = pkgs.pkgsBuildHost.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml; nativeBuildInputs = with pkgs; [ rustToolchain nodejs trunk typos trunk ]; buildInputs = with pkgs; [ rustToolchain nodejs ]; in with pkgs; { formatter = pkgs.alejandra; devShells.default = mkShell { inherit buildInputs nativeBuildInputs; RUST_SRC_PATH = "${rustToolchain}/lib/rustlib/src/rust/library"; }; } ); }