Merge pull request kodecocodes#724 from highborncow/LinkedListFix

kelvinlauKL · web-flow · commit 548413a34d73 · 2018-06-11T12:46:52.000-07:00
Fixed issue in LinkedList insert(_:, at:) method where next?.previous…
diff --git a/Linked List/LinkedList.playground/Contents.swift b/Linked List/LinkedList.playground/Contents.swift
@@ -176,7 +176,7 @@ public final class LinkedList<T> {
             list.head?.previous = prev
             
             list.last?.next = next
-            next?.previous = list.last?.next
+            next?.previous = list.last
         }
     }
     
diff --git a/Linked List/LinkedList.swift b/Linked List/LinkedList.swift
@@ -166,7 +166,7 @@ public final class LinkedList<T> {
             list.head?.previous = prev
             
             list.last?.next = next
-            next?.previous = list.last?.next
+            next?.previous = list.last
         }
     }
     

Original file line number	Diff line number	Diff line change
`@@ -176,7 +176,7 @@ public final class LinkedList<T> {`
`176`	`176`	`list.head?.previous = prev`
`177`	`177`
`178`	`178`	`list.last?.next = next`
`179`		`- next?.previous = list.last?.next`
	`179`	`+ next?.previous = list.last`
`180`	`180`	`}`
`181`	`181`	`}`
`182`	`182`
Original file line number	Diff line number	Diff line change
`@@ -166,7 +166,7 @@ public final class LinkedList<T> {`
`166`	`166`	`list.head?.previous = prev`
`167`	`167`
`168`	`168`	`list.last?.next = next`
`169`		`- next?.previous = list.last?.next`
	`169`	`+ next?.previous = list.last`
`170`	`170`	`}`
`171`	`171`	`}`
`172`	`172`