From c6ab01fda2a9318f6761e4c28ada4b96d6394b18 Mon Sep 17 00:00:00 2001
From: Tassilo Horn <tsdh@gnu.org>
Date: Fri, 19 Nov 2021 07:43:29 +0100
Subject: [PATCH] Fix panic in get_workspaces_and_windows()

---
 Cargo.lock  | 4 ++--
 src/tree.rs | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 4388d92..633f083 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -321,9 +321,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.70"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e277c495ac6cd1a01a58d0a0c574568b4d1ddf14f59965c6a58b8d96400b54f3"
+checksum = "063bf466a64011ac24040a49009724ee60a57da1b437617ceb32e53ad61bfb19"
 dependencies = [
  "itoa",
  "ryu",
diff --git a/src/tree.rs b/src/tree.rs
index b4a7e91..70d9613 100644
--- a/src/tree.rs
+++ b/src/tree.rs
@@ -286,7 +286,7 @@ impl<'a> Tree<'a> {
         for ws in workspaces {
             v.push(ws);
             let mut wins = self.sorted_nodes_of_type_1(ws, Type::Window);
-            if first {
+            if first && !v.is_empty() {
                 wins.rotate_left(1);
                 first = false;
             }