Fix a traceback when using ^W with xhtml-im

(it does not work perfectly as it should, but it doesn’t crash anymore, at least)

1 files changed, 2 insertions, 2 deletions

diff --git a/src/windows.py b/src/windows.py
index 80a8bbb1..f2ffc8a7 100644
--- a/src/windows.py
+++ b/src/windows.py
@@ -852,9 +852,9 @@ class Input(Win):
         if not len(self.text) or self.pos == 0:
             return
         separators = string.punctuation+' '
-        while self.pos > 0 and self.text[self.pos+self.line_pos-1] in separators:
+        while self.pos <= len(self.text) and self.pos > 0 and self.text[self.pos+self.line_pos-1] in separators:
             self.key_backspace()
-        while self.pos > 0 and self.text[self.pos+self.line_pos-1] not in separators:
+        while self.pos <= len(self.text) and self.pos > 0 and self.text[self.pos+self.line_pos-1] not in separators:
             self.key_backspace()
 
         return True