text: var metadata = require('./_metadata');
  var anObject = require('./_an-object');
  var getPrototypeOf = require('./_object-gpo');
  var ordinaryHasOwnMetadata = metadata.has;
  var toMetaKey = metadata.key;
  
  var ordinaryHasMetadata = function (MetadataKey, O, P) {
    var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
    if (hasOwn) return true;
    var parent = getPrototypeOf(O);
    return parent !== null ? ordinaryHasMetadata(MetadataKey, parent, P) : false;
  };
  
  metadata.exp({ hasMetadata: function hasMetadata(metadataKey, target /* , targetKey */) {
    return ordinaryHasMetadata(metadataKey, anObject(target), arguments.length < 3 ? undefined : toMetaKey(arguments[2]));
  } });
  