is_visible_from_def_map: handle block expressions

1 files changed, 6 insertions, 0 deletions

diff --git a/crates/hir_def/src/nameres.rs b/crates/hir_def/src/nameres.rs
index 34ff07f3c..f92232eb3 100644
--- a/crates/hir_def/src/nameres.rs
+++ b/crates/hir_def/src/nameres.rs
@@ -337,6 +337,12 @@ impl DefMap {
         None
     }
 
+    /// If this `DefMap` is for a block expression, returns the module containing the block (which
+    /// might again be a block, or a module inside a block).
+    pub fn parent(&self) -> Option<ModuleId> {
+        Some(self.block?.parent)
+    }
+
     // FIXME: this can use some more human-readable format (ideally, an IR
     // even), as this should be a great debugging aid.
     pub fn dump(&self, db: &dyn DefDatabase) -> String {