Use smallvec for root causes

pubgrub-rs · Dec 16, 2024 · 087bcdf · 087bcdf
1 parent d839d70
commit 087bcdf
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/internal/core.rs b/src/internal/core.rs
@@ -114,8 +114,8 @@ impl<DP: DependencyProvider> State<DP> {
     pub(crate) fn unit_propagation(
         &mut self,
         package: Id<DP::P>,
-    ) -> Result<Vec<(Id<DP::P>, IncompDpId<DP>)>, NoSolutionError<DP>> {
-        let mut root_causes = Vec::new();
+    ) -> Result<SmallVec<(Id<DP::P>, IncompDpId<DP>)>, NoSolutionError<DP>> {
+        let mut root_causes = SmallVec::default();
         self.unit_propagation_buffer.clear();
         self.unit_propagation_buffer.push(package);
         while let Some(current_package) = self.unit_propagation_buffer.pop() {