track caller on bug_unimplemented

2026-05-16 22:43:44 +02:00
parent 13480b2c54
commit 0bd8bc2f03
1 changed files with 9 additions and 1 deletions
@@ -48,11 +48,19 @@ impl<'a, F> AstError<'a, F> {
        }
    }

+    #[track_caller]
    pub fn bug_unimplemented<T>(pair: Pair<'a, Rule>) -> AstResult<'a, T, F> {
+        let loc = std::panic::Location::caller();
+
        Err(Self {
            span: pair.as_span(),
            error_code: ErrorCode::AstGenBug,
-            error_message: format!("Possible bug, unimplemented: {:#?}", pair.as_rule()),
+            error_message: format!(
+                "Possible bug, unimplemented: {:#?}, at {}:{}",
+                pair.as_rule(),
+                loc.file(),
+                loc.line(),
+            ),
            recovered: None,
        })
    }