From ff5419514feab989531d52d775b1cbe33e6ce51e Mon Sep 17 00:00:00 2001
From: Ivan Goncharov <ivan.goncharov.ua@gmail.com>
Date: Mon, 12 Apr 2021 00:05:55 +0300
Subject: [PATCH] printSchema: replace array concat with spead + update comment
 (#3035)

---
 src/utilities/printSchema.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/utilities/printSchema.js b/src/utilities/printSchema.js
index f2a4d15226..f68ab4187a 100644
--- a/src/utilities/printSchema.js
+++ b/src/utilities/printSchema.js
@@ -58,11 +58,11 @@ function printFilteredSchema(
   const directives = schema.getDirectives().filter(directiveFilter);
   const types = Object.values(schema.getTypeMap()).filter(typeFilter);
 
-  return [printSchemaDefinition(schema)]
-    .concat(
-      directives.map((directive) => printDirective(directive)),
-      types.map((type) => printType(type)),
-    )
+  return [
+    printSchemaDefinition(schema),
+    ...directives.map((directive) => printDirective(directive)),
+    ...types.map((type) => printType(type)),
+  ]
     .filter(Boolean)
     .join('\n\n');
 }
@@ -100,6 +100,7 @@ function printSchemaDefinition(schema: GraphQLSchema): ?string {
  *   schema {
  *     query: Query
  *     mutation: Mutation
+ *     subscription: Subscription
  *   }
  *
  * When using this naming convention, the schema description can be omitted.