lib: add iterate methods on Collection

[nit.git] / lib / standard / collection / range.nit

diff --git a/lib/standard/collection/range.nit b/lib/standard/collection/range.nit
index 0641c2b..aa96cf0 100644 (file)
--- a/lib/standard/collection/range.nit
+++ b/lib/standard/collection/range.nit
@@ -42,6 +42,17 @@ special Collection[E]
 
        redef fun iterator do return new IteratorRange[E](self)
 
+       redef fun iterate
+               !each(e: E)
+       do
+               var c = _first
+               var l = _last
+               while c <= l do
+                       each(c)
+                       c = c.succ
+               end
+       end
+
        redef fun length
        do
                var nb = _first.distance(_after)