.

wcfs/weak.go

@@ -52,8 +52,9 @@ const (
 //
 // Create one with NewWeakRef and retrieve referenced object with Get.
 //
-// There must be no more than 1 weak references to any object.
+// There must be no more than 1 weak reference to any object.
 // Weak references must not be attached to an object on which runtime.SetFinalizer is also used.
+// Weak references must not be copied.
 type WeakRef struct {
 	iface