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Dir : ~/var/www/invoice/node_modules/es-abstract/2022/

View File Name : CopyDataProperties.js

'use strict';

var GetIntrinsic = require('get-intrinsic');

var $TypeError = GetIntrinsic('%TypeError%');

var callBound = require('call-bind/callBound');
var forEach = require('../helpers/forEach');
var every = require('../helpers/every');
var some = require('../helpers/some');
var OwnPropertyKeys = require('../helpers/OwnPropertyKeys');

var $isEnumerable = callBound('Object.prototype.propertyIsEnumerable');

var CreateDataPropertyOrThrow = require('./CreateDataPropertyOrThrow');
var Get = require('./Get');
var IsArray = require('./IsArray');
var IsIntegralNumber = require('./IsIntegralNumber');
var IsPropertyKey = require('./IsPropertyKey');
var SameValue = require('./SameValue');
var ToNumber = require('./ToNumber');
var ToObject = require('./ToObject');
var Type = require('./Type');

// https://262.ecma-international.org/12.0/#sec-copydataproperties

module.exports = function CopyDataProperties(target, source, excludedItems) {
	if (Type(target) !== 'Object') {
		throw new $TypeError('Assertion failed: "target" must be an Object');
	}

	if (!IsArray(excludedItems) || !every(excludedItems, IsPropertyKey)) {
		throw new $TypeError('Assertion failed: "excludedItems" must be a List of Property Keys');
	}

	if (typeof source === 'undefined' || source === null) {
		return target;
	}

	var from = ToObject(source);

	var keys = OwnPropertyKeys(from);
	forEach(keys, function (nextKey) {
		var excluded = some(excludedItems, function (e) {
			return SameValue(e, nextKey) === true;
		});
		/*
		var excluded = false;

		forEach(excludedItems, function (e) {
			if (SameValue(e, nextKey) === true) {
				excluded = true;
			}
		});
		*/

		var enumerable = $isEnumerable(from, nextKey) || (
		// this is to handle string keys being non-enumerable in older engines
			typeof source === 'string'
			&& nextKey >= 0
			&& IsIntegralNumber(ToNumber(nextKey))
		);
		if (excluded === false && enumerable) {
			var propValue = Get(from, nextKey);
			CreateDataPropertyOrThrow(target, nextKey, propValue);
		}
	});

	return target;
};