Switch git work trees interactively with fzf

worktree-fzf-cd.sh

# include this in your .bash_profile or .zshrc or similar
# Note: you can't put this in script and call it as `cd` will only affect 
# the subshell the script runs in

function wtcd () {
  local dir
  dir=$(git wtl --porcelain | grep "^worktree" | awk '{print $2}'| fzf \
  --height=40% \
  --layout=reverse \
  --border \
  --prompt="Select worktree: " \
  --preview="echo {} | awk '{print \$1}' | xargs ls -la 2>/dev/null | head -20" \
  --preview-window=right:50%:wrap) && cd "$dir"
}