lib/standard/ropes: Bases of RopeString class.

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

diff --git a/lib/standard/ropes.nit b/lib/standard/ropes.nit
index ea7237d..fc74932 100644 (file)
--- a/lib/standard/ropes.nit
+++ b/lib/standard/ropes.nit
@@ -76,3 +76,12 @@ abstract class Rope
        redef fun length do return root.length
 end
 
+# Rope that cannot be modified
+class RopeString
+       super Rope
+       super String
+
+       redef fun to_s do return self
+
+end
+