Add git branch to tmux status bar

tmux-git.sh

#!/bin/bash

# Current path
current_path="$(tmux display-message -p -F "#{pane_current_path}")"

# get the current branch
function get_branch {
  value=$(cd $current_path; git rev-parse --abbrev-ref HEAD)
  echo $value
}

# # Determine if we are in a git repo
# function is_git_repo {
#   if [ -d $current_path/.git ]; then
#     return 1
#   elif [ $(cd $current_path; git rev-parse --is-inside-work-tree) ]; then
#     return 1
#   else
#     return 0
#   fi;
# }

# if is_git_repo; then
#   get_branch
# else
#   echo no branch
# fi

# Determine if we are in a git repo
if [ -d $current_path/.git ]; then
  get_branch
elif [ $(cd $current_path; git rev-parse --is-inside-work-tree) ]; then
  get_branch
else
  echo no branch
fi;