From 7f6694b12eaae4aa0359319e57abfced97344227 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonas.schievink@ferrous-systems.com>
Date: Fri, 26 Jun 2020 18:02:41 +0200
Subject: find_inner_item: more detailed panic message

---
 crates/ra_hir_def/src/body/lower.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'crates/ra_hir_def/src')

diff --git a/crates/ra_hir_def/src/body/lower.rs b/crates/ra_hir_def/src/body/lower.rs
index 2e433528d..961064d29 100644
--- a/crates/ra_hir_def/src/body/lower.rs
+++ b/crates/ra_hir_def/src/body/lower.rs
@@ -574,7 +574,13 @@ impl ExprCollector<'_> {
             .filter_map(|mod_item| mod_item.downcast::<N>())
             .find(|tree_id| tree[*tree_id].ast_id().upcast() == id.value.upcast())
             .unwrap_or_else(|| {
-                panic!("couldn't find inner {} item for {:?}", type_name::<N>(), id)
+                panic!(
+                    "couldn't find inner {} item for {:?} (AST: `{}` - {:?})",
+                    type_name::<N>(),
+                    id,
+                    ast.syntax(),
+                    ast.syntax(),
+                )
             });
 
         ItemTreeId::new(id.file_id, item_tree_id)
-- 
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