Use noop output when there's no outputs connected

Instead of having NULL workspace->output pointers, use a noop output.
This should be safer.

1 files changed, 4 insertions, 3 deletions

diff --git a/sway/tree/view.c b/sway/tree/view.c
index bc252521..edbfca97 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -518,9 +518,10 @@ static struct sway_workspace *select_workspace(struct sway_view *view) {
                 return node->sway_container->workspace;
         }
 
-        // If there's no focus_inactive workspace then we must be running without
-        // any outputs connected
-        return root->saved_workspaces->items[0];
+        // When there's no outputs connected, the above should match a workspace on
+        // the noop output.
+        sway_assert(false, "Expected to find a workspace");
+        return NULL;
 }
 
 static bool should_focus(struct sway_view *view) {