From 74c9703ea37426dafbba8bcc5ae6883e2ca3bfb6 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@hey.com>
Date: Thu, 26 Feb 2026 13:12:17 +0100
Subject: [PATCH] Add usage docs

---
 default/bash/fns/tmux | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/default/bash/fns/tmux b/default/bash/fns/tmux
index 49da6d45..1cd77ad4 100644
--- a/default/bash/fns/tmux
+++ b/default/bash/fns/tmux
@@ -1,6 +1,7 @@
 # Create a Tmux Dev Layout with editor, ai, and terminal
 # Usage: tdl <c|cx|codex|other_ai>
 tdl() {
+  [[ -z $1 ]] && { echo "Usage: tdl <c|cx|codex|other_ai>"; return 1; }
   [[ -z $TMUX ]] && { echo "You must start tmux to use tdl."; return 1; }
 
   local current_dir="${PWD}"
@@ -32,6 +33,7 @@ tdl() {
 # Create multiple tdl windows with one per subdirectory in the current directory
 # Usage: tdlm <c|cx|codex|other_ai>
 tdlm() {
+  [[ -z $1 ]] && { echo "Usage: tdlm <c|cx|codex|other_ai>"; return 1; }
   [[ -z $TMUX ]] && { echo "You must start tmux to use tdlm."; return 1; }
 
   local ai="$1"
@@ -59,7 +61,8 @@ tdlm() {
 # Create a multi-pane swarm layout with the same command started in each pane (great for AI)
 # Usage: tsl <pane_count> <command>
 tsl() {
-  [[ -z $TMUX ]] && { echo "You must start tmux to use this function."; return 1; }
+  [[ -z $1 || -z $2 ]] && { echo "Usage: tsl <pane_count> <command>"; return 1; }
+  [[ -z $TMUX ]] && { echo "You must start tmux to use tsl."; return 1; }
 
   local count="$1"
   local cmd="$2"