#create_resource_without_duplicate
node default {
  $hash = {
    item1 => { value      => '1',
               othervalue => 'a',
               somevalue  => 'jjj' },
    item2 => { value      => '2',
               othervalue => 'b',
               somevalue  => 'yyy' },
  }
  $array = keys($hash)
  if ! defined( "testKey{${array} : hash => $hash}}" ){
          testKey{$array : hash => $hash}
  }
}
  define doAction($value, $othervalue, $somevalue) {
    notify { "Item ${value} ${$othervalue} ${somevalue}": }
  }
  define testKey($hash){
          doAction{"do ${name}" :
            value => $hash[$name]['value'],
            othervalue => $hash[$name]['othervalue'],
            somevalue => $hash[$name]['somevalue'],
          }
  }