Bash empty trash script

bash empty trash

function empty () {
  pushd ~/.Trash > /dev/null
  tmp=$(rm -rfv * | wc -l | sed -e 's/^[ \t]*//')
  if [ $tmp == "1" ]; then
    echo "$tmp file was removed."
  else
    echo "$tmp files were removed."
  fi
  pushd > /dev/null
}

# Commented Version

# USE: empty

function empty () {
  # push the CWD into the stack and change to the ~/.Trash directory. Pipe this output to /dev/null so it doesn't print to
  # the console
  pushd ~/.Trash > /dev/null
  # assign a variable, tmp, to the following
  # rm -rfv * deletes everything in the trash. the -v flag tells it to echo each file as it deletes
  # this is then piped to wc -l, which counts the lines that were outputted
  # that count gets a bunch of whitespace put in front of it for some reason, and is piped to the stream editor (sed), and the
  # -e flag lets us pass a fancy regex to strip the leading whitespace
  # I didn't write the regex...credit to a friendly StackOverflow user.
  tmp=$(rm -rfv * | wc -l | sed -e 's/^[ \t]*//')
  # check to see if $tmp is 1, if so we want to echo singular "file"
  if [ $tmp == "1" ]; then
    echo "$tmp file was removed."
  else
  # otherwise echo plural "files"
    echo "$tmp files were removed."
  fi
  # pushd again brings us back to the directory we were in before running the command, and the output is again piped to
  # /dev/null
  pushd > /dev/null
}