{
description = "Simple Rust CLI with Nix";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
flake-utils.url = "github:numtide/flake-utils";
crane.url = "github:ipetkov/crane";
rust-overlay.url = "github:oxalica/rust-overlay";
rust-overlay.inputs.nixpkgs.follows = "nixpkgs";
};
outputs =
{
self,
nixpkgs,
flake-utils,
crane,
rust-overlay,
}:
flake-utils.lib.eachDefaultSystem (
system:
let
pkgs = import nixpkgs {
inherit system;
overlays = [ rust-overlay.overlays.default ];
};
rustToolchain = pkgs.rust-bin.stable.latest.default.override {
extensions = [
"rust-src"
"clippy"
"rustfmt"
"rust-analyzer"
];
};
craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchain;
cargoArtifacts = craneLib.buildDepsOnly { src = ./.; };
in
{
# 📦 Build your CLI
packages.default = craneLib.buildPackage {
src = ./.;
inherit cargoArtifacts;
};
# ▶️ nix run
apps.default = flake-utils.lib.mkApp {
drv = self.packages.${system}.default;
};
# 🛠️ Dev shell
devShells.default = pkgs.mkShell {
nativeBuildInputs = [ rustToolchain ];
};
}
);
}