lib: MapIterator is no more an Iterator

One more step to detach Map from the Collection hierarchy.

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/lib/standard/collection/abstract_collection.nit b/lib/standard/collection/abstract_collection.nit
index 9fb7cfd..cd6c734 100644 (file)
--- a/lib/standard/collection/abstract_collection.nit
+++ b/lib/standard/collection/abstract_collection.nit
@@ -325,10 +325,21 @@ end
 
 # Iterators for Map.
 interface MapIterator[K: Object, E]
-       super Iterator[E]
+       # The current item.
+       # Require `is_ok'.
+       fun item: E is abstract
+
        # The key of the current item.
+       # Require `is_ok'.
        fun key: K is abstract
 
+       # Jump to the next item.
+       # Require `is_ok'.
+       fun next is abstract
+
+       # Is there a current item ?
+       fun is_ok: Bool is abstract
+
        # Set a new `item' at `key'.
        #fun item=(item: E) is abstract
 end