From 18cdab71481752361a3d0f1162c198f078499fc8 Mon Sep 17 00:00:00 2001
From: Yaacov Rydzinski <yaacovCR@gmail.com>
Date: Wed, 27 May 2020 13:27:40 -0400
Subject: [PATCH] ExtendSchema comment

helpful to explain why result of MapFields transformSchema function is not saved
---
 packages/wrap/src/transforms/ExtendSchema.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/wrap/src/transforms/ExtendSchema.ts b/packages/wrap/src/transforms/ExtendSchema.ts
index a824d0736ca..12834be0d10 100644
--- a/packages/wrap/src/transforms/ExtendSchema.ts
+++ b/packages/wrap/src/transforms/ExtendSchema.ts
@@ -30,6 +30,8 @@ export default class ExtendSchema implements Transform {
   }
 
   public transformSchema(schema: GraphQLSchema): GraphQLSchema {
+    // MapFields's transformSchema function does not actually modify the schema --
+    // it saves the current schema state, to be used later to transform requests.
     this.transformer.transformSchema(schema);
 
     return addResolversToSchema({