bugfix: jump_to_col should only jump to a multiple of COL_JUMP

diff --git a/lib/sup/modes/scroll-mode.rb b/lib/sup/modes/scroll-mode.rb
index ff725185fcb17fd52ec8ce05c72b6929748efc37..74783e5a8c1007ed71cd08c8aca8db58416bdbe8 100644 (file)
--- a/lib/sup/modes/scroll-mode.rb
+++ b/lib/sup/modes/scroll-mode.rb
@@ -101,6 +101,7 @@ class ScrollMode < Mode
   end
 
   def jump_to_col col
+    col = col - (col % COL_JUMP)
     buffer.mark_dirty unless @leftcol == col
     @leftcol = col
   end