10 lines
		
	
	
		
			334 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			10 lines
		
	
	
		
			334 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
// 19.1.2.15 Object.preventExtensions(O)
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var isObject = require('./_is-object');
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var meta = require('./_meta').onFreeze;
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require('./_object-sap')('preventExtensions', function ($preventExtensions) {
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  return function preventExtensions(it) {
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    return $preventExtensions && isObject(it) ? $preventExtensions(meta(it)) : it;
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  };
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});
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