Merge remote-tracking branch 'origin/main' into acl/composable_pass

hugr-passes/src/dead_funcs.rs

@@ -21,8 +21,14 @@ use super::call_graph::{CallGraph, CallGraphNode};
 #[non_exhaustive]
 /// Errors produced by [RemoveDeadFuncsPass].
 pub enum RemoveDeadFuncsError {
-    #[error("Node {0} was not a FuncDefn child of the Module root")]
-    InvalidEntryPoint(Node),
+    /// The specified entry point is not a FuncDefn node or is not a child of the root.
+    #[error(
+        "Entrypoint for RemoveDeadFuncsPass {node} was not a function definition in the root module"
+    )]
+    InvalidEntryPoint {
+        /// The invalid node.
+        node: Node,
+    }
 }
 
 fn reachable_funcs<'a>(