{
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
crane = {
url = "github:ipetkov/crane";
inputs.nixpkgs.follows = "nixpkgs";
};
flake-utils.url = "github:numtide/flake-utils";
advisory-db = {
url = "github:rustsec/advisory-db";
flake = false;
};
};
outputs = { self, nixpkgs, crane, flake-utils, advisory-db, ... }:
flake-utils.lib.eachDefaultSystem (system:
let
pkgs = nixpkgs.legacyPackages.${system};
inherit (pkgs) lib;
craneLib = crane.lib.${system};
src = craneLib.cleanCargoSource (craneLib.path ./.);
# Common arguments can be set here to avoid repeating them later
commonArgs = {
inherit src;
strictDeps = true;
doCheck = false;
nativeBuildInputs = with pkgs; [ installShellFiles gzip ];
buildInputs = [
# Add additional build inputs here
] ++ lib.optionals pkgs.stdenv.isDarwin [
# Additional darwin specific inputs can be set here
pkgs.libiconv
];
};
# Build *just* the cargo dependencies, so we can reuse
# all of that work (e.g. via cachix) when running in CI
cargoArtifacts = craneLib.buildDepsOnly commonArgs;
# Build the actual crate itself, reusing the dependency
# artifacts from above.
liquid-heck = craneLib.buildPackage (commonArgs // {
inherit cargoArtifacts;
});
in
{
checks = {
# Build the crate as part of `nix flake check` for convenience
inherit liquid-heck;
# Run clippy (and deny all warnings) on the crate source,
# again, resuing the dependency artifacts from above.
#
# Note that this is done as a separate derivation so that
# we can block the CI if there are issues here, but not
# prevent downstream consumers from building our crate by itself.
liquid-heck-clippy = craneLib.cargoClippy (commonArgs // {
inherit cargoArtifacts;
cargoClippyExtraArgs = "--all-targets -- --deny warnings";
});
liquid-heck-doc = craneLib.cargoDoc (commonArgs // {
inherit cargoArtifacts;
});
# Check formatting
liquid-heck-fmt = craneLib.cargoFmt {
inherit src;
};
# Audit dependencies
liquid-heck-audit = craneLib.cargoAudit {
inherit src advisory-db;
};
# Run tests with cargo-nextest
# Consider setting `doCheck = false` on `liquid-heck` if you do not want
# the tests to run twice
liquid-heck-nextest = craneLib.cargoNextest (commonArgs // {
inherit cargoArtifacts;
partitions = 1;
partitionType = "count";
});
};
packages = {
default = liquid-heck;
};
devShells.default = craneLib.devShell {
# Inherit inputs from checks.
checks = self.checks.${system};
# Extra inputs can be added here; cargo and rustc are provided by default.
packages = with pkgs; [
bacon
cargo-readme
];
};
});
}