nix-templates/rust/flake.nix
2025-05-03 21:44:04 +03:00

85 lines
2.2 KiB
Nix

# This is based on viper's article https://ayats.org/blog/nix-rustup
{
description = "Minimal starting project for nix-based maturin package development";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
rust-overlay.url = "github:oxalica/rust-overlay";
flake-parts.url = "github:hercules-ci/flake-parts";
flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
};
outputs = { self, flake-parts, rust-overlay, ... }@inputs:
flake-parts.lib.mkFlake { inherit inputs; } {
systems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
imports = [ ./nix/development.nix ];
perSystem = { system, config, pkgs-dev, ... }: {
formatter = pkgs-dev.nixfmt-classic;
};
};
# The main development environment
devShells.default =
let
pkgs = import nixpkgs {
inherit system;
overlays = [
devshell.overlays.default
rust-overlay.overlays.default
];
};
toolchain = pkgs.rust-bin.fromRustupToolchainFile ./toolchain.toml;
pythonEnv = pkgs.python3.withPackages (ps: with ps; [
numpy
]);
in
pkgs.devshell.mkShell {
name = "maturin-basics";
commands = with pkgs; [
{ name = "maturin"; package = maturin; }
{ name = "python"; package = pythonEnv; }
];
packages = [
toolchain
pkgs.rust-analyzer-unwrapped
];
env = [
{
name = "RUST_SRC_PATH";
value = "${toolchain}/lib/rustlib/src/rust/library";
}
];
};
# The development environment for testing the resulting python package.
devShells.test =
let
pkgs = import nixpkgs {
inherit system;
overlays = [ devshell.overlays.default self.overlays.default ];
};
in
pkgs.devshell.mkShell {
name = "maturin-basics-test";
commands = with pkgs; [
{
name = "python";
package = pkgs.python3.withPackages (ps: with ps; [
maturin-basics
]);
}
];
};
});
}