{
description = "CDK Flake";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
rust-overlay = {
url = "github:oxalica/rust-overlay";
inputs = {
nixpkgs.follows = "nixpkgs";
};
};
fenix = {
url = "github:nix-community/fenix";
inputs.nixpkgs.follows = "nixpkgs";
inputs.rust-analyzer-src.follows = "";
};
flake-utils.url = "github:numtide/flake-utils";
crane = {
url = "github:ipetkov/crane";
inputs.nixpkgs.follows = "nixpkgs";
};
pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
};
outputs = { self, nixpkgs, rust-overlay, flake-utils, pre-commit-hooks, ... }:
flake-utils.lib.eachDefaultSystem (system:
let
overlays = [ (import rust-overlay) ];
lib = pkgs.lib;
stdenv = pkgs.stdenv;
isDarwin = stdenv.isDarwin;
libsDarwin = with pkgs; lib.optionals isDarwin [
# Additional darwin specific inputs can be set here
darwin.apple_sdk.frameworks.Security
darwin.apple_sdk.frameworks.SystemConfiguration
];
# Dependencies
pkgs = import nixpkgs {
inherit system overlays;
};
# Toolchains
# latest stable
stable_toolchain = pkgs.rust-bin.stable."1.86.0".default.override {
targets = [ "wasm32-unknown-unknown" ]; # wasm
extensions = [ "rustfmt" "clippy" "rust-analyzer" ];
};
# MSRV stable
msrv_toolchain = pkgs.rust-bin.stable."1.75.0".default.override {
targets = [ "wasm32-unknown-unknown" ]; # wasm
};
# Nightly used for formatting
nightly_toolchain = pkgs.rust-bin.selectLatestNightlyWith (toolchain: toolchain.default.override {
extensions = [ "rustfmt" "clippy" "rust-analyzer" "rust-src" ];
targets = [ "wasm32-unknown-unknown" ]; # wasm
});
# Common inputs
envVars = { };
buildInputs = with pkgs; [
# Add additional build inputs here
git
pkg-config
curl
just
nixpkgs-fmt
typos
cargo-outdated
# Needed for github ci
libz
] ++ libsDarwin;
nativeBuildInputs = [
#Add additional build inputs here
] ++ lib.optionals isDarwin [
# Additional darwin specific native inputs can be set here
];
in
{
checks = {
# Pre-commit checks
pre-commit-check =
let
# this is a hack based on https://github.com/cachix/pre-commit-hooks.nix/issues/126
# we want to use our own rust stuff from oxalica's overlay
_rust = pkgs.rust-bin.stable.latest.default;
rust = pkgs.buildEnv {
name = _rust.name;
inherit (_rust) meta;
buildInputs = [ pkgs.makeWrapper ];
paths = [ _rust ];
pathsToLink = [ "/" "/bin" ];
postBuild = ''
for i in $out/bin/*; do
wrapProgram "$i" --prefix PATH : "$out/bin"
done
'';
};
in
pre-commit-hooks.lib.${system}.run {
src = ./.;
hooks = {
rustfmt = {
enable = true;
entry = lib.mkForce "${rust}/bin/cargo-fmt fmt --all -- --config format_code_in_doc_comments=true --check --color always";
};
nixpkgs-fmt.enable = true;
typos.enable = true;
commitizen.enable = true; # conventional commits
};
};
};
devShells =
let
# pre-commit-checks
_shellHook = (self.checks.${system}.pre-commit-check.shellHook or "");
# devShells
msrv = pkgs.mkShell ({
shellHook = "
${_shellHook}
cargo update
cargo update -p zerofrom --precise 0.1.5
cargo update -p url --precise 2.5.2
";
buildInputs = buildInputs ++ [ msrv_toolchain ];
inherit nativeBuildInputs;
} // envVars);
stable = pkgs.mkShell ({
shellHook = ''${_shellHook}'';
buildInputs = buildInputs ++ [ stable_toolchain ];
inherit nativeBuildInputs;
} // envVars);
nightly = pkgs.mkShell ({
shellHook = ''
${_shellHook}
# Needed for github ci
export LD_LIBRARY_PATH=${pkgs.lib.makeLibraryPath [
pkgs.zlib
]}:$LD_LIBRARY_PATH
export RUST_SRC_PATH=${nightly_toolchain}/lib/rustlib/src/rust/library
'';
buildInputs = buildInputs ++ [ nightly_toolchain ];
inherit nativeBuildInputs;
} // envVars);
in
{
inherit msrv stable nightly;
default = stable;
};
}
);
}