feat(nix/sparseTree): add optional `name` argument r/6472

This allows pinning the name of the sparse tree derivation, which
stops the continous rebuilding of tvix-store-proto dependents.

I've opted to let the function take an attribute set instead and
refactored the call sites appropriately.

Change-Id: I3e57785094b1adbfffa24caf9f1c3384844fa200
Reviewed-on: https://cl.tvl.fyi/c/depot/+/8965
Reviewed-by: grfn <grfn@gws.fyi>
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>

1 files changed, 7 insertions, 4 deletions

diff --git a/users/grfn/xanthous/server/default.nix b/users/grfn/xanthous/server/default.nix
index fbb5ccd269..572230a56c 100644
--- a/users/grfn/xanthous/server/default.nix
+++ b/users/grfn/xanthous/server/default.nix
@@ -10,10 +10,13 @@ depot.third_party.naersk.buildPackage {
 
   # Workaround for a potential Nix bug related to restricted eval.
   # See https://github.com/nix-community/naersk/issues/169
-  root = depot.nix.sparseTree ./. [
-    ./Cargo.toml
-    ./Cargo.lock
-  ];
+  root = depot.nix.sparseTree {
+    root = ./.;
+    paths = [
+      ./Cargo.toml
+      ./Cargo.lock
+    ];
+  };
 
   passthru = {
     docker = import ./docker.nix args;