From f9abb5aae2fc752a5c32761336ac4b38bcfdc6da Mon Sep 17 00:00:00 2001
From: Nick Lockwood <nicklockwood@fb.com>
Date: Mon, 27 Jul 2015 07:19:38 -0700
Subject: [PATCH] Fixed missing redbox at startup

Summary:
Fixed bug where redbox errors thrown during startup would be dismissed as soon as JS loaded, so they would never be seen.
---
 React/Base/RCTBatchedBridge.m | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/React/Base/RCTBatchedBridge.m b/React/Base/RCTBatchedBridge.m
index a38476f4d..88640487a 100644
--- a/React/Base/RCTBatchedBridge.m
+++ b/React/Base/RCTBatchedBridge.m
@@ -282,7 +282,14 @@ RCT_NOT_IMPLEMENTED(-initWithBundleURL:(__unused NSURL *)bundleURL
         return;
       }
 
-      [[RCTRedBox sharedInstance] dismiss];
+      static BOOL shouldDismiss = NO;
+      if (shouldDismiss) {
+        [[RCTRedBox sharedInstance] dismiss];
+      }
+      static dispatch_once_t onceToken;
+      dispatch_once(&onceToken, ^{
+        shouldDismiss = YES;
+      });
 
       RCTSourceCode *sourceCodeModule = self.modules[RCTBridgeModuleNameForClass([RCTSourceCode class])];
       sourceCodeModule.scriptURL = bundleURL;