From 566b3799e5d582ee5bfb4729907258f753c6dfca Mon Sep 17 00:00:00 2001
From: Ivan Goncharov <ivan.goncharov.ua@gmail.com>
Date: Sun, 21 Feb 2021 02:26:13 +0200
Subject: [PATCH] printer: use `wrap` util function in more places

---
 src/language/printer.js | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/src/language/printer.js b/src/language/printer.js
index 8665fee20b..30247dedab 100644
--- a/src/language/printer.js
+++ b/src/language/printer.js
@@ -180,12 +180,7 @@ const printDocASTReducer: any = {
   UnionTypeDefinition: ({ description, name, directives, types }) =>
     wrap('', description, '\n') +
     join(
-      [
-        'union',
-        name,
-        join(directives, ' '),
-        types && types.length !== 0 ? '= ' + join(types, ' | ') : '',
-      ],
+      ['union', name, join(directives, ' '), wrap('= ', join(types, ' | '))],
       ' ',
     ),
 
@@ -253,7 +248,7 @@ const printDocASTReducer: any = {
         'extend union',
         name,
         join(directives, ' '),
-        types && types.length !== 0 ? '= ' + join(types, ' | ') : '',
+        wrap('= ', join(types, ' | ')),
       ],
       ' ',
     ),