apollo-server-core: add check for null property in ApolloError

apollographql · May 3, 2018 · f1c1e79 · f1c1e79
1 parent 2a36f0f
commit f1c1e79
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/packages/apollo-server-core/src/errors.ts b/packages/apollo-server-core/src/errors.ts
@@ -10,9 +10,12 @@ export class ApolloError extends Error {
   ) {
     super(message);
 
-    Object.keys(properties).forEach(key => {
-      this[key] = properties[key];
-    });
+    if (properties) {
+      Object.keys(properties).forEach(key => {
+        this[key] = properties[key];
+      });
+    }
+
     //extensions are flattened to be included in the root of GraphQLError's, so
     //don't add properties to extensions
     this.extensions = { code };