nncli

commit 03b5c338aaab84d7f95a448e08b9f540d739e819
parent 77d8568fb8faf4fd8d0d7edb50268df0ffda59d5
Author: Samuel Walladge <samuel@swalladge.id.au>
Date:   Wed,  3 Jan 2018 12:25:36 +1030

fix crash on create note when no notes in db

Was crashing because `self.gui_body_get().focus_position` fails when the
underlying urwid listbox is empty (IndexError). This provides a fallback
position if it fails.

fixes #58

Diffstat:
M
simplenote_cli/sncli.py
 | 
10
+++++++++-

1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/simplenote_cli/sncli.py b/simplenote_cli/sncli.py
@@ -94,9 +94,17 @@ def exec_cmd_on_note(self, note, cmd=None, raw=False):
         tf = temp.tempfile_create(note if note else None, raw=raw, tempdir=self.tempdir)
         fname = temp.tempfile_name(tf)
 
+        focus_position = 0
+        try:
+            focus_position = self.gui_body_get().focus_position
+        except IndexError:
+            # focus position will fail if no notes available (listbox empty)
+            # TODO: find a neater way to check than try/except
+            pass
+
         subs = {
             'fname': fname,
-            'line': self.gui_body_get().focus_position + 1,
+            'line': focus_position + 1,
         }
         cmd_list = [c.format(**subs) for c in shlex.split(cmd)]