From 58a4081b48b3072b008a322a5e9aef09f6cd186e Mon Sep 17 00:00:00 2001
From: Lior Halphon <LIJI32@gmail.com>
Date: Sun, 2 Oct 2016 00:10:31 +0300
Subject: [PATCH] Improved open performance in Cocoa

---
 Cocoa/Document.m | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Cocoa/Document.m b/Cocoa/Document.m
index 15fc1aa1..1cfef34b 100644
--- a/Cocoa/Document.m
+++ b/Cocoa/Document.m
@@ -675,4 +675,9 @@ static uint32_t rgbEncode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
     return &gb;
 }
 
++ (BOOL)canConcurrentlyReadDocumentsOfType:(NSString *)typeName
+{
+    return YES;
+}
+
 @end
\ No newline at end of file