Stop increasing the nextIndex beyond endIndex in BagIterator.

ReactiveCocoa · Nov 27, 2016 · 439f535 · 439f535
1 parent 30abe6f
commit 439f535
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Sources/Bag.swift b/Sources/Bag.swift
@@ -96,9 +96,9 @@ public struct BagIterator<Element>: IteratorProtocol {
 
 	public mutating func next() -> Element? {
 		let currentIndex = nextIndex
-		nextIndex = currentIndex + 1
 
 		if currentIndex < endIndex {
+			nextIndex = currentIndex + 1
 			return base[currentIndex].value
 		}