Check for screen number

src/main.rs

@@ -24,7 +24,7 @@ const GET_OUTPUTS: u32 = 3;
 #[clap(propagate_version = true)]
 struct Cli {
     #[clap(subcommand)]
-    command: Command
+    command: Command,
 }
 
 #[derive(Subcommand, Debug)]
@@ -54,19 +54,19 @@ enum Command {
 #[derive(Args, Debug)]
 struct InitAction {
     #[clap(value_name = "index", help = "The index to initialize with")]
-    name: String
+    name: String,
 }
 
 #[derive(Args, Debug)]
 struct FocusAction {
     #[clap(value_name = "index", help = "The index to focus on")]
-    name: String
+    name: String,
 }
 
 #[derive(Args, Debug)]
 struct MoveAction {
     #[clap(value_name = "index", help = "The index to move the container to")]
-    name: String
+    name: String,
 }
 
 fn get_stream() -> UnixStream {
@@ -313,11 +313,13 @@ fn rearrange_workspaces(stream: &UnixStream) {
         send_command(stream, &focus_cmd);
 
         let output_index = (workspace.num / 10) as usize;
+        if output_index < outputs.len() {
             let mut move_cmd = move_cmd_prefix.clone();
             move_cmd.push_str(&outputs[output_index].name);
             send_command(stream, &move_cmd);
         }
     }
+}
 
 fn main() {
     let cli = Cli::parse();