nix-dev/flake.nix

45 lines
1.4 KiB
Nix

{
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs"; # also valid: "nixpkgs"
rust-overlay.url = "github:oxalica/rust-overlay"; # A helper for Rust + Nix
};
outputs = { self, nixpkgs, rust-overlay }:
let
# Overlays enable you to customize the Nixpkgs attribute set
overlays = [
# Makes a `rust-bin` attribute available in Nixpkgs
(import rust-overlay)
# Provides a `rustToolchain` attribute for Nixpkgs that we can use to
# create a Rust environment
(self: super: {
rustToolchain = super.rust-bin.stable.latest.default;
})
];
# Systems supported
allSystems = [
"x86_64-linux" # 64-bit Intel/AMD Linux
"aarch64-linux" # 64-bit ARM Linux
];
# Helper to provide system-specific attributes
forAllSystems = f: nixpkgs.lib.genAttrs allSystems (system: f {
pkgs = import nixpkgs { inherit overlays system; };
});
in
{
# Development environment output
devShells = forAllSystems ({ pkgs }: {
rust = pkgs.mkShell {
# The Nix packages provided in the environment
packages = (with pkgs; [
# The package provided by our custom overlay. Includes cargo, Clippy, cargo-fmt,
# rustdoc, rustfmt, and other tools.
rustToolchain
]);
};
});
};
}