text/ropes: Fix broken byte iterator in Buffer

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>

diff --git a/lib/core/text/ropes.nit b/lib/core/text/ropes.nit
index bcfa7e5..cd7064f 100644 (file)
--- a/lib/core/text/ropes.nit
+++ b/lib/core/text/ropes.nit
@@ -1212,7 +1212,7 @@ class RopeBufferByteReverseIterator
 
        redef fun next do
                index -= 1
-               if pns > 0 then
+               if pns >= 0 then
                        pns -= 1
                else
                        sit.next