title: In a bash script, can i use && to group two command line arguments together
body: <p>Here is a snippet:</p>
  
  <pre>
  for arg in "$@"; do
      if [ $arg == "--coverage" ]; then
          ENABLE_COVERAGE=1
          shift
      elif [ $arg == "--mysql" ]; then
          MYSQL_ONLY=1
          shift
      elif [ $arg == "--psql" ]; then
          PSQL_ONLY=1
          shift
      elif [ $arg == "-h" ] || [ $arg == "--help" ]; then
          usage
          shift
      elif [ $arg == "--qa" ]; then
          QA_ONLY=1
          PSQL_ONLY=1
          MYSQL_ONLY=1
          shift
     elif [ $arg == "--qa" ] && [ $arg == "--mysql" ]; then
          QA_ONLY=1
          MYSQL_ONLY=1
          shift
     elif [ $arg == "--qa" ] && [ $arg == "--psql" ]; then
          QA_ONLY=1
          PSQL_ONLY=1
          shift
      elif [ $arg == "--" ]; then
          shift 
          break                                               
      fi                                                      
  done                
  </pre>