Introduce TaskIDRef type

A borrowed version of a TaskID, allowing to avoid allocations in some
places. Tasks are now stored in a two-level map in Context.

1 files changed, 21 insertions, 0 deletions

diff --git a/crates/rebel-common/src/types.rs b/crates/rebel-common/src/types.rs
index 2a06275..d3beb70 100644
--- a/crates/rebel-common/src/types.rs
+++ b/crates/rebel-common/src/types.rs
@@ -13,8 +13,29 @@ pub struct TaskID {
 	pub task: String,
 }
 
+impl TaskID {
+	pub fn as_ref(&self) -> TaskIDRef<'_> {
+		TaskIDRef {
+			recipe: &self.recipe,
+			task: &self.task,
+		}
+	}
+}
+
 impl Display for TaskID {
 	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+		self.as_ref().fmt(f)
+	}
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
+pub struct TaskIDRef<'a> {
+	pub recipe: &'a str,
+	pub task: &'a str,
+}
+
+impl<'a> Display for TaskIDRef<'a> {
+	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 		write!(f, "{}::{}", self.recipe, self.task)
 	}
 }