1 files changed, 11 insertions, 7 deletions
diff --git a/lib/pure/collections/lists.nim b/lib/pure/collections/lists.nim
index 1fd32c9fa..2278be218 100644
--- a/lib/pure/collections/lists.nim
+++ b/lib/pure/collections/lists.nim
@@ -80,14 +80,15 @@ type
   DoublyLinkedNodeObj*[T] = object ## A node a doubly linked list consists of.
     ##
     ## It consists of a `value` field, and pointers to `next` and `prev`.
-    next*, prev*: ref DoublyLinkedNodeObj[T]
+    next*: <//>(ref DoublyLinkedNodeObj[T])
+    prev*: ref DoublyLinkedNodeObj[T]
     value*: T
   DoublyLinkedNode*[T] = ref DoublyLinkedNodeObj[T]
 
   SinglyLinkedNodeObj*[T] = object ## A node a singly linked list consists of.
     ##
     ## It consists of a `value` field, and a pointer to `next`.
-    next*: ref SinglyLinkedNodeObj[T]
+    next*: <//>(ref SinglyLinkedNodeObj[T])
     value*: T
   SinglyLinkedNode*[T] = ref SinglyLinkedNodeObj[T]
 
@@ -95,19 +96,22 @@ type
     ##
     ## Use `initSinglyLinkedList proc <#initSinglyLinkedList>`_ to create
     ## a new empty list.
-    head*, tail*: SinglyLinkedNode[T]
+    head*: <//>(SinglyLinkedNode[T])
+    tail*: SinglyLinkedNode[T]
 
   DoublyLinkedList*[T] = object ## A doubly linked list.
     ##
     ## Use `initDoublyLinkedList proc <#initDoublyLinkedList>`_ to create
     ## a new empty list.
-    head*, tail*: DoublyLinkedNode[T]
+    head*: <//>(DoublyLinkedNode[T])
+    tail*: DoublyLinkedNode[T]
 
   SinglyLinkedRing*[T] = object ## A singly linked ring.
     ##
     ## Use `initSinglyLinkedRing proc <#initSinglyLinkedRing>`_ to create
     ## a new empty ring.
-    head*, tail*: SinglyLinkedNode[T]
+    head*: <//>(SinglyLinkedNode[T])
+    tail*: SinglyLinkedNode[T]
 
   DoublyLinkedRing*[T] = object ## A doubly linked ring.
     ##
@@ -147,7 +151,7 @@ proc initDoublyLinkedRing*[T](): DoublyLinkedRing[T] =
     var a = initDoublyLinkedRing[int]()
   discard
 
-proc newDoublyLinkedNode*[T](value: T): DoublyLinkedNode[T] =
+proc newDoublyLinkedNode*[T](value: T): <//>(DoublyLinkedNode[T]) =
   ## Creates a new doubly linked node with the given `value`.
   runnableExamples:
     var n = newDoublyLinkedNode[int](5)
@@ -156,7 +160,7 @@ proc newDoublyLinkedNode*[T](value: T): DoublyLinkedNode[T] =
   new(result)
   result.value = value
 
-proc newSinglyLinkedNode*[T](value: T): SinglyLinkedNode[T] =
+proc newSinglyLinkedNode*[T](value: T): <//>(SinglyLinkedNode[T]) =
   ## Creates a new singly linked node with the given `value`.
   runnableExamples:
     var n = newSinglyLinkedNode[int](5)