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							6 lines
						
					
					
						
							216 B
						
					
					
				| 'use strict'; | |
| var hasOwn = require('../internals/has-own-property'); | |
| 
 | |
| module.exports = function (descriptor) { | |
|   return descriptor !== undefined && (hasOwn(descriptor, 'value') || hasOwn(descriptor, 'writable')); | |
| };
 |