1 var metadata = require('./_metadata')
2 , anObject = require('./_an-object')
3 , toMetaKey = metadata.key
4 , ordinaryDefineOwnMetadata = metadata.set;
6 metadata.exp({defineMetadata: function defineMetadata(metadataKey, metadataValue, target, targetKey){
7 ordinaryDefineOwnMetadata(metadataKey, metadataValue, anObject(target), toMetaKey(targetKey));