cdf.fish

function cdf --description 'Change to directory opened by Finder'
  if [ -x /usr/bin/osascript ]
    set -l target (osascript -e 'tell application "Finder" to if (count of Finder windows) > 0 then get POSIX path of (target of front Finder window as text)')
    if [ "$target" != "" ]
      cd "$target"; pwd
    else
      echo 'No Finder window found' >&2
    end
  end
end