Rust Prelude runtime library

extras/build.nix

@@ -9,6 +9,7 @@
       overlayAttrs = {
         extras = {
           purescriptFlake = import ./flake-purescript.nix pkgs;
+          rustFlake = import ./flake-rust.nix pkgs;
           haskellData = import ./haskell-data.nix pkgs;
         };
       };

extras/flake-rust.nix

@@ -0,0 +1,53 @@
+pkgs:
+
+{ crane, src, system, crateName, localDeps, dataDeps }:
+let
+  rustWithTools = pkgs.rust-bin.stable.latest.default.override {
+    extensions = [ "rustfmt" "rust-analyzer" "clippy" ];
+  };
+  craneLib = crane.lib.${system}.overrideToolchain rustWithTools;
+
+  buildEnv = pkgs.stdenv.mkDerivation {
+    inherit src;
+    name = "lbf-rust-workspace";
+    unpackPhase = builtins.concatStringsSep "\n"
+      ([
+        "mkdir -p $out"
+        "cp -r $src $out/${crateName}"
+      ]
+      ++ (map ({ name, path }: "cp -r ${path} $out/${name}") localDeps)
+      ++ (map ({ name, path }: "cp -r ${path} $out/${name}") dataDeps)
+      );
+  };
+  commonArgs = {
+    src = buildEnv;
+    pname = crateName;
+    strictDeps = true;
+    cargoLock = "${src}/Cargo.lock";
+    cargoToml = "${src}/Cargo.toml";
+    postUnpack = ''
+      cd $sourceRoot/${crateName}
+      sourceRoot="."
+    '';
+  };
+  cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+
+in
+{
+  devShells."dev-${crateName}-rust" = craneLib.devShell {
+    # checks = self'.checks;
+  };
+
+  packages."${crateName}-rust" = craneLib.buildPackage commonArgs // {
+    inherit cargoArtifacts;
+    doCheck = false;
+  };
+
+  checks."${crateName}-rust-test" = craneLib.cargoNextest (commonArgs // {
+    inherit cargoArtifacts;
+  });
+
+  checks."${crateName}-rust-clippy" = craneLib.cargoClippy (commonArgs // {
+    inherit cargoArtifacts;
+  });
+}

flake.nix

@@ -39,6 +39,7 @@
         ./runtimes/purescript/lbr-prelude/build.nix
         ./runtimes/purescript/lbr-plutus/build.nix
         ./runtimes/rust/lbr-prelude/build.nix
+        ./runtimes/rust/lbr-prelude-derive/build.nix
         ./testsuites/lbt-prelude/api/build.nix
         ./testsuites/lbt-prelude/golden/build.nix
         ./testsuites/lbt-prelude/lbt-prelude-haskell/build.nix

runtimes/rust/lbr-prelude-derive/.envrc

@@ -0,0 +1,2 @@
+nix_direnv_watch_file ./build.nix
+use flake ../../..#dev-lbr-prelude-derive-rust

runtimes/rust/lbr-prelude-derive/.gitignore

@@ -0,0 +1,2 @@
+/target
+/proptest-regressions