Safe returning nil on randomObject when is empty

Implemented the same way it's implemented on firstObject.
soffes · Apr 18, 2013 · 23423e2 · 23423e2
1 parent 47e6ff7
commit 23423e2
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/SSToolkit/NSArray+SSToolkitAdditions.m b/SSToolkit/NSArray+SSToolkitAdditions.m
@@ -26,6 +26,10 @@ - (id)firstObject {
 
 
 - (id)randomObject {
+	if ([self count] == 0) {
+	    return nil;
+	}
+
 	return [self objectAtIndex:arc4random_uniform([self count])];
 }