From 18f6a995d0fc1f45099f3cc810a5d55d5401b41b Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Thu, 5 Dec 2019 15:10:33 +0100
Subject: Add expansion infrastructure for derive macros

---
 crates/ra_hir/src/code_model/src.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'crates/ra_hir/src/code_model/src.rs')

diff --git a/crates/ra_hir/src/code_model/src.rs b/crates/ra_hir/src/code_model/src.rs
index d9bccd902..78a454082 100644
--- a/crates/ra_hir/src/code_model/src.rs
+++ b/crates/ra_hir/src/code_model/src.rs
@@ -105,7 +105,10 @@ impl HasSource for TypeAlias {
 impl HasSource for MacroDef {
     type Ast = ast::MacroCall;
     fn source(self, db: &impl DefDatabase) -> InFile<ast::MacroCall> {
-        InFile { file_id: self.id.ast_id.file_id, value: self.id.ast_id.to_node(db) }
+        InFile {
+            file_id: self.id.ast_id.expect("MacroDef without ast_id").file_id,
+            value: self.id.ast_id.expect("MacroDef without ast_id").to_node(db),
+        }
     }
 }
 impl HasSource for ImplBlock {
-- 
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