Merge branch 'nginth-singleoptioncrash'

CHANGELOG.asciidoc

@@ -64,6 +64,7 @@ Fixed
   primary selection
 - Don't display quit confirmation with finished downloads
 - Fixed updating the tab index in the statusbar when opening a background tab
+- Fixed a crash when entering `:-- ` in the commandline
 
 v0.6.2
 ------

README.asciidoc

@@ -179,6 +179,7 @@ Contributors, sorted by the number of commits in descending order:
 * rikn00
 * kanikaa1234
 * haitaka
+* Nick Ginther
 * Michael Ilsaas
 * Martin Zimmermann
 * Brian Jackson
@@ -194,7 +195,6 @@ Contributors, sorted by the number of commits in descending order:
 * Ismail
 * Samir Benmendil
 * Regina Hug
-* Nick Ginther
 * Mathias Fussenegger
 * Marcelo Santos
 * Jan Verbeek

qutebrowser/completion/completer.py

@@ -204,6 +204,8 @@ class Completer(QObject):
         parts, cursor_part = self._filter_cmdline_parts(parts, cursor_part)
         log.completion.debug("After filtering flags: parts {}, cursor_part "
                              "{}".format(parts, cursor_part))
+        if not parts:
+            return None
         if cursor_part == 0:
             # '|' or 'set|'
             model = instances.get(usertypes.Completion.command)

tests/integration/features/misc.feature

@@ -431,3 +431,9 @@ Feature: Various utility commands.
         Given I have a fresh instance
         When I run :messages
         Then the page should contain the plaintext "No messages to show."
+
+    ## https://github.com/The-Compiler/qutebrowser/issues/1523
+
+    Scenario: Completing a single option argument
+        When I run :set-cmd-text -s :-- 
+        Then no crash should happen