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							67 lines
						
					
					
						
							2.1 KiB
						
					
					
				
			
		
		
	
	
							67 lines
						
					
					
						
							2.1 KiB
						
					
					
				| 'use strict';
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| 
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| var $TypeError = require('es-errors/type');
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| 
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| var Call = require('./Call');
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| var CreateDataProperty = require('./CreateDataProperty');
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| var EnumerableOwnPropertyNames = require('./EnumerableOwnPropertyNames');
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| var Get = require('./Get');
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| var IsArray = require('./IsArray');
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| var LengthOfArrayLike = require('./LengthOfArrayLike');
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| var ToString = require('./ToString');
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| 
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| var forEach = require('../helpers/forEach');
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| var isObject = require('../helpers/isObject');
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| 
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| // https://262.ecma-international.org/11.0/#sec-internalizejsonproperty
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| 
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| module.exports = function InternalizeJSONProperty(holder, name, reviver) {
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| 	if (!isObject(holder)) {
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| 		throw new $TypeError('Assertion failed: `holder` is not an Object');
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| 	}
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| 	if (typeof name !== 'string') {
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| 		throw new $TypeError('Assertion failed: `name` is not a String');
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| 	}
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| 	if (typeof reviver !== 'function') {
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| 		throw new $TypeError('Assertion failed: `reviver` is not a Function');
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| 	}
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| 
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| 	var val = Get(holder, name); // step 1
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| 
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| 	if (isObject(val)) { // step 2
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| 		var isArray = IsArray(val); // step 2.a
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| 		if (isArray) { // step 2.b
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| 			var I = 0; // step 2.b.i
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| 
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| 			var len = LengthOfArrayLike(val, 'length'); // step 2.b.ii
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| 
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| 			while (I < len) { // step 2.b.iii
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| 				var newElement = InternalizeJSONProperty(val, ToString(I), reviver); // step 2.b.iv.1
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| 
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| 				if (typeof newElement === 'undefined') { // step 2.b.iii.2
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| 					delete val[ToString(I)]; // step 2.b.iii.2.a
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| 				} else { // step 2.b.iii.3
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| 					CreateDataProperty(val, ToString(I), newElement); // step 2.b.iii.3.a
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| 				}
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| 
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| 				I += 1; // step 2.b.iii.4
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| 			}
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| 		} else { // step 2.c
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| 			var keys = EnumerableOwnPropertyNames(val, 'key'); // step 2.c.i
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| 
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| 			forEach(keys, function (P) { // step 2.c.ii
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| 				// eslint-disable-next-line no-shadow
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| 				var newElement = InternalizeJSONProperty(val, P, reviver); // step 2.c.ii.1
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| 
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| 				if (typeof newElement === 'undefined') { // step 2.c.ii.2
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| 					delete val[P]; // step 2.c.ii.2.a
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| 				} else { // step 2.c.ii.3
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| 					CreateDataProperty(val, P, newElement); // step 2.c.ii.3.a
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| 				}
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| 			});
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| 		}
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| 	}
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| 
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| 	return Call(reviver, holder, [name, val]); // step 3
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| };
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