00001 var baseIsNative = require('./_baseIsNative'), 00002 isMaskable = require('./_isMaskable'); 00003 00005 var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.'; 00006 00033 function isNative(value) { 00034 if (isMaskable(value)) { 00035 throw new Error(CORE_ERROR_TEXT); 00036 } 00037 return baseIsNative(value); 00038 } 00039 00040 module.exports = isNative;