14 lines
		
	
	
		
			370 B
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			14 lines
		
	
	
		
			370 B
		
	
	
	
		
			JavaScript
		
	
	
	
| export default function _defaults(obj, defaults) {
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|   var keys = Object.getOwnPropertyNames(defaults);
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| 
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|   for (var i = 0; i < keys.length; i++) {
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|     var key = keys[i];
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|     var value = Object.getOwnPropertyDescriptor(defaults, key);
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| 
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|     if (value && value.configurable && obj[key] === undefined) {
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|       Object.defineProperty(obj, key, value);
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|     }
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|   }
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| 
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|   return obj;
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| } |