feat: quit when closing last open split

src/keybind/builtin/flow.json

@@ -14,7 +14,7 @@
             ["ctrl+4", "focus_split", 3],
             ["ctrl+j", "toggle_panel"],
             ["ctrl+q", "quit"],
-            ["ctrl+w", "quit"],
+            ["ctrl+w", "close_split"],
             ["ctrl+o", "open_file"],
             ["ctrl+e", "open_recent"],
             ["alt+o", "open_previous_file"],

src/tui/mainview.zig

@@ -778,6 +778,8 @@ const cmds = struct {
     pub const add_split_meta: Meta = .{ .description = "Add split view" };
 
     pub fn close_split(self: *Self, _: Ctx) Result {
+        if (self.views.widgets.items.len == 1)
+            return command.executeName("quit", .{});
         return self.remove_active_view();
     }
     pub const close_split_meta: Meta = .{ .description = "Close split view" };