Add option to mute the Last Tab/First Tab messages when tabs.wrap is false

doc/help/settings.asciidoc

@@ -257,6 +257,8 @@
 |<<tabs.title.format_pinned,tabs.title.format_pinned>>|Format to use for the tab title for pinned tabs. The same placeholders like for `tabs.title.format` are defined.
 |<<tabs.width,tabs.width>>|Width (in pixels or as percentage of the window) of the tab bar if it's vertical.
 |<<tabs.wrap,tabs.wrap>>|Wrap when changing tabs.
+|<<tabs.mute_messages,tabs.mute_messages>>|Mute the First Tab and Last Tab
+messages when wrap is set to False.
 |<<url.auto_search,url.auto_search>>|What search to start when something else than a URL is entered.
 |<<url.default_page,url.default_page>>|Page to open if :open -t/-b/-w is used without URL.
 |<<url.incdec_segments,url.incdec_segments>>|URL segments where `:navigate increment/decrement` will search for a number.
@@ -3074,6 +3076,14 @@ Type: <<types,Bool>>
 
 Default: +pass:[true]+
 
+[[tabs.mute_messages]]
+=== tabs.mute_messages
+Mute First Tab and Last Tab messages when tabs.wrap is set to False.
+
+Type: <<types,Bool>>
+
+Default: +pass:[false]+
+
 [[url.auto_search]]
 === url.auto_search
 What search to start when something else than a URL is entered.

qutebrowser/browser/commands.py

@@ -1022,7 +1022,8 @@ class CommandDispatcher:
         elif config.val.tabs.wrap:
             self._set_current_index(newidx % self._count())
         else:
-            raise cmdexc.CommandError("First tab")
+            if not config.val.tabs.mute_messages:
+                raise cmdexc.CommandError("First tab")
 
     @cmdutils.register(instance='command-dispatcher', scope='window')
     @cmdutils.argument('count', count=True)
@@ -1042,7 +1043,8 @@ class CommandDispatcher:
         elif config.val.tabs.wrap:
             self._set_current_index(newidx % self._count())
         else:
-            raise cmdexc.CommandError("Last tab")
+            if not config.val.tabs.mute_messages:
+                raise cmdexc.CommandError("Last tab")
 
     def _resolve_buffer_index(self, index):
         """Resolve a buffer index to the tabbedbrowser and tab.

qutebrowser/config/configdata.yml

@@ -1458,6 +1458,11 @@ tabs.wrap:
   type: Bool
   desc: Wrap when changing tabs.
 
+tabs.mute_messages:
+  default: false
+  type: Bool
+  desc: Mute the First Tab and Last Tab messages when wrap is set to False.
+
 ## url
 
 url.auto_search: