1 var metadata = require('./_metadata')
2 , anObject = require('./_an-object')
3 , ordinaryHasOwnMetadata = metadata.has
4 , toMetaKey = metadata.key;
6 metadata.exp({hasOwnMetadata: function hasOwnMetadata(metadataKey, target /*, targetKey */){
7 return ordinaryHasOwnMetadata(metadataKey, anObject(target)
8 , arguments.length < 3 ? undefined : toMetaKey(arguments[2]));