Check null resolvers

ardatan · Dec 19, 2017 · 1e3bb14 · 1e3bb14
1 parent 2e2c9b1
commit 1e3bb14
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/stitching/mergeSchemas.ts b/src/stitching/mergeSchemas.ts
@@ -56,6 +56,10 @@ export default function mergeSchemas({
   const extensions: Array<DocumentNode> = [];
   const fragments = {};
 
+  if (!resolvers) {
+    resolvers = {};
+  }
+
   if (!visitType) {
     visitType = defaultVisitType;
   }