From c3c70d74976bb6d6e94fd784f5e1e3d7337b32fb Mon Sep 17 00:00:00 2001
From: Benoit Nolens <benoit@truestory.io>
Date: Tue, 18 Nov 2014 15:48:20 +0100
Subject: [PATCH] add nil to NSMutableArray bug fixed

---
 Pod/Classes/Hashids.m | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Pod/Classes/Hashids.m b/Pod/Classes/Hashids.m
index 5fabc16..228ddd3 100644
--- a/Pod/Classes/Hashids.m
+++ b/Pod/Classes/Hashids.m
@@ -453,7 +453,10 @@ - (NSArray *) decode:(NSString *) encoded
         {
             NSString *salt = [NSString stringWithFormat:@"%d%@", (lottery_char & 12345), self.hashSalt];
             inAlpha = [self consistentShuffle:inAlpha withSalt:salt];
-            [results addObject:[self unhash:subhash withAlpha:inAlpha]];
+            NSNumber *unhashed = [self unhash:subhash withAlpha:inAlpha];
+            if (unhashed) {
+                [results addObject:unhashed];
+            }
         }
         
     }