Simple shell script to drop the specified yarn cache

yarn-drop-cache.sh

#!/bin/bash

REMOVE_DIRS=$(ls -d $(yarn cache dir)/* | grep $@)

if [ -z REMOVE_DIRS ]; then
  echo Empty
else
  for dir in $REMOVE_DIRS; do
    read -p "rm -rf $dir? " -n 1 -r
    echo  # Present a newline
    if [[ $REPLY =~ ^[Yy]$ ]]; then
      rm -rf $dir
    fi
  done
fi