dotfiles/tmux/.local/bin/tmux_pane_tree

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#!/usr/bin/env bash
# create a tree-style view
# of all open tmux panes
# and the command they are currently running
tmux ls -F'#{session_id}' | while read -r s; do
S=$(tmux ls -F'#{session_id}#{session_name}: #{T:tree_mode_format}' | grep ^"$s")
session_info=${S##$s}
session_name=$(echo "$session_info" | cut -d ':' -f 1)
if [[ -n "$1" ]] && [[ "$1" == "$session_name" ]]; then
echo -e "\033[1;34m$session_info\033[0m"
tmux lsw -t"$s" -F'#{window_id}' | while read -r w; do
W=$(tmux lsw -t"$s" -F'#{window_id}#{T:tree_mode_format} - #{pane_current_command}' | grep ^"$w")
H=$(tmux lsw -t"$s" -F'#{window_id}#H' | grep ^"$w")
echo " ﬌ ${W##$w}" | sed "s/\"${H##$w}\" //"
done
else
echo -e "\033[1m$session_info\033[0m"
fi
done