From 088754fb1e724e3e4d8f43b6e4905d98bfcf99fc Mon Sep 17 00:00:00 2001
From: Axel <selii93@gmail.com>
Date: Fri, 14 Apr 2017 03:32:13 +0200
Subject: [PATCH] Fixing n.comments check in printer (#1239)

---
 src/printer.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/printer.js b/src/printer.js
index 86705f64f..84d58d146 100644
--- a/src/printer.js
+++ b/src/printer.js
@@ -1351,7 +1351,7 @@ function genericPrintNoParens(path, options, print, args) {
     case "JSXText":
       throw new Error("JSXTest should be handled by JSXElement");
     case "JSXEmptyExpression":
-      const requiresHardline = n.comments.some(
+      const requiresHardline = n.comments && n.comments.some(
         comment => comment.type === "Line" || comment.type === "CommentLine"
       );