From db18724d5b5e451cb5908ebd151d73a49314166c Mon Sep 17 00:00:00 2001
From: Adlai Holler <guy.on.internet@icloud.com>
Date: Wed, 20 Jan 2016 14:00:46 -0800
Subject: [PATCH] If they set attributedString to nil twice, ignore the second
 one.

---
 AsyncDisplayKit/ASTextNode.mm | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/AsyncDisplayKit/ASTextNode.mm b/AsyncDisplayKit/ASTextNode.mm
index 9ad5437b59..7eac0593dc 100644
--- a/AsyncDisplayKit/ASTextNode.mm
+++ b/AsyncDisplayKit/ASTextNode.mm
@@ -336,14 +336,14 @@ static NSArray *DefaultLinkAttributeNames = @[ NSLinkAttributeName ];
 
 - (void)setAttributedString:(NSAttributedString *)attributedString
 {
-  if (ASObjectIsEqual(attributedString, _attributedString)) {
-    return;
-  }
-
   if (attributedString == nil) {
     attributedString = [[NSAttributedString alloc] initWithString:@"" attributes:nil];
   }
 
+  if (ASObjectIsEqual(attributedString, _attributedString)) {
+    return;
+  }
+
   _attributedString = ASCleanseAttributedStringOfCoreTextAttributes(attributedString);
 
   // Sync the truncation string with attributes from the updated _attributedString