From 5a25f0b98b60d86eb46d54c47046228be0c20c1c Mon Sep 17 00:00:00 2001
From: Florian Bruhin <git@the-compiler.org>
Date: Wed, 5 Aug 2015 06:55:39 +0200
Subject: [PATCH] Don't crash on :completion-item-del with no item.

If :completion-item-del was invoked with no item selected (e.g. directly after
pressing 'o'), there was a crash because the currentIndex was invalid.

/cc @antoyo (but I believe one of my changes on top of yours caused this)
---
 qutebrowser/completion/completer.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/qutebrowser/completion/completer.py b/qutebrowser/completion/completer.py
index bc1a9daa0..2df964658 100644
--- a/qutebrowser/completion/completer.py
+++ b/qutebrowser/completion/completer.py
@@ -488,6 +488,8 @@ class Completer(QObject):
         """Delete the current completion item."""
         completion = objreg.get('completion', scope='window',
                                 window=self._win_id)
+        if not completion.currentIndex().isValid():
+            raise cmdexc.CommandError("No item selected!")
         try:
             self.model().srcmodel.delete_cur_item(completion)
         except NotImplementedError: