{ flake, inputs, pkgs, system, ... }: let crateBuilder = inputs.self.lib.mkCrateBuilder pkgs; src = crateBuilder.src; commonArgs = crateBuilder.commonArgs; craneLib = crateBuilder.craneLib; # 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. my-crate = craneLib.buildPackage (commonArgs // { inherit cargoArtifacts; }); checks = { # Build the crate as part of `nix flake check` for convenience inherit my-crate; # Run clippy (and deny all warnings) on the crate source, # again, reusing 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. my-crate-clippy = craneLib.cargoClippy (commonArgs // { inherit cargoArtifacts; cargoClippyExtraArgs = "--all-targets -- --deny warnings"; }); my-crate-doc = craneLib.cargoDoc (commonArgs // { inherit cargoArtifacts; }); # Check formatting my-crate-fmt = craneLib.cargoFmt { inherit src; }; # Audit dependencies my-crate-audit = craneLib.cargoAudit { advisory-db = inputs.advisory-db; inherit src; }; # Audit licenses my-crate-deny = craneLib.cargoDeny { inherit src; }; # Run tests with cargo-nextest # Consider setting `doCheck = false` on `my-crate` if you do not want # the tests to run twice my-crate-nextest = craneLib.cargoNextest (commonArgs // { inherit cargoArtifacts; partitions = 1; partitionType = "count"; }); }; in my-crate // { passthru = my-crate.passthru // { tests = checks; }; }