{
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
flake-utils.url = "github:numtide/flake-utils";
rust-overlay = {
url = "github:oxalica/rust-overlay";
inputs.nixpkgs.follows = "nixpkgs";
};
};
outputs = inputs @ { self, nixpkgs, flake-utils, rust-overlay, ... }:
flake-utils.lib.eachDefaultSystem (
system: let
overlays = [ (import rust-overlay) ];
pkgs = import nixpkgs { inherit system overlays; };
in {
devShells.default = with pkgs; mkShell {
buildInputs = [
(rust-bin.stable.latest.minimal.override {
extensions = [ "clippy" "rust-analyzer" "rust-docs" "rust-src" ];
})
# We use nightly rustfmt features.
(rust-bin.selectLatestNightlyWith (toolchain: toolchain.rustfmt))
];
};
devShells.nightly = with pkgs; mkShell {
buildInputs = [
(rust-bin.selectLatestNightlyWith (
toolchain: toolchain.default.override {
extensions = [ "miri" "rust-analyzer" "rust-src" ];
}
))
];
};
devShells.ci = with pkgs; mkShell rec {
buildInputs = [
(rust-bin.stable.latest.minimal.override {
extensions = [ "clippy" ];
# Windows CI unfortunately needs to cross-compile from within WSL because Nix doesn't
# work on Windows.
targets = [ "x86_64-pc-windows-msvc" ];
})
# We use nightly rustfmt features.
(rust-bin.selectLatestNightlyWith (toolchain: toolchain.rustfmt))
typos
];
};
devShells.ci-msrv = let
manifest = builtins.fromTOML (builtins.readFile ./Cargo.toml);
msrv = manifest.package.rust-version;
in with pkgs; mkShell rec {
buildInputs = [
(rust-bin.stable.${msrv}.minimal.override {
# Windows CI unfortunately needs to cross-compile from within WSL because Nix doesn't
# work on Windows.
targets = [ "x86_64-pc-windows-msvc" ];
})
];
};
}
);
}