Fix extensions undefined (#123)

Co-authored-by: Naufan <[email protected]>
graphql-kit · Jun 15, 2020 · 444bfd7 · 444bfd7
1 parent 48b58d5
commit 444bfd7
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/fake_definition.ts b/src/fake_definition.ts
@@ -271,7 +271,11 @@ export function buildWithFakeDefinitions(
       if (isObjectType(type) || isInterfaceType(type)) {
         for (const field of Object.values(type.getFields())) {
           const isExtensionField = field.astNode?.loc?.source === extensionSDL;
-          (field.extensions as any)['isExtensionField'] = isExtensionField;
+          if (field.extensions) {
+            (field.extensions as any)['isExtensionField'] = isExtensionField;
+          } else {
+            field.extensions = { isExtensionField };
+          }
         }
       }
     }