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split of cargo.toml handling
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Robin Appelman 2024-12-12 00:38:52 +01:00
commit 77800944c2
3 changed files with 34 additions and 23 deletions
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mill-scale.nix
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@ -5,22 +5,16 @@
{ lib, src, config, flakelight, inputs, ... }:
let
inherit (builtins) elem readFile pathExists isAttrs attrNames match any;
inherit (lib) map mkDefault mkIf mkMerge mkOption warnIf assertMsg optionalAttrs types optionalString genAttrs hasInfix intersectLists foldl attrVals remove;
inherit (lib) map mkDefault mkIf mkMerge mkOption warnIf assertMsg optionalAttrs types optionalString genAttrs hasInfix intersectLists foldl attrVals;
inherit (lib.fileset) fileFilter toSource unions;
inherit (flakelight.types) fileset function optFunctionTo;
filteredSrc = toSource { root = src; fileset = unions (config.extraPaths ++ [ config.fileset ]); };
cargoToml = fromTOML (readFile (src + /Cargo.toml));
tomlPackage = cargoToml.package or cargoToml.workspace.package;
hasMsrv = tomlPackage ? rust-version;
hasWorkspace = tomlPackage ? workspace;
hasFeatures = cargoToml ? features && isAttrs cargoToml.features;
features = cargoToml.features or {};
defaultFeatures = features.default or [];
nonDefaultFeatures = remove "default" (attrNames features);
hasNonDefaultFeatures = hasFeatures && (defaultFeatures != nonDefaultFeatures);
hasDefaultFeatures = cargoToml ? features && cargoToml.features ? default;
msrv = assert assertMsg hasMsrv ''"rust-version" not set in Cargo.toml''; tomlPackage.rust-version;
cargoMeta = (import ./cargo-meta.nix { inherit lib; }) cargoToml;
inherit (cargoMeta) tomlPackage hasMsrv hasWorkspace hasFeatures hasNonDefaultFeatures hasDefaultFeatures msrv;
maybeWorkspace = optionalString hasWorkspace "--workspace";
hasExamples = pathExists (src + /examples);
hasDefaultPackage = pathExists (src + /nix/package.nix);