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- 'use strict';
- var $TypeError = require('es-errors/type');
- var Call = require('es-abstract/2024/Call');
- var CreateDataPropertyOrThrow = require('es-abstract/2024/CreateDataPropertyOrThrow');
- var Get = require('es-abstract/2024/Get');
- var GetIteratorFlattenable = require('../aos/GetIteratorFlattenable');
- var GetOptionsObject = require('../aos/GetOptionsObject');
- var IfAbruptCloseIterators = require('../aos/IfAbruptCloseIterators');
- var IsAccessorDescriptor = require('es-abstract/2024/IsAccessorDescriptor');
- var IsDataDescriptor = require('es-abstract/2024/IsDataDescriptor');
- var IteratorZip = require('../aos/IteratorZip');
- var OrdinaryObjectCreate = require('es-abstract/2024/OrdinaryObjectCreate');
- var ThrowCompletion = require('es-abstract/2024/ThrowCompletion');
- var ToPropertyDescriptor = require('es-abstract/2024/ToPropertyDescriptor');
- var Type = require('es-abstract/2024/Type');
- var forEach = require('es-abstract/helpers/forEach');
- var ownKeys = require('es-abstract/helpers/OwnPropertyKeys');
- var gOPD = require('gopd');
- module.exports = function zipKeyed(iterables) {
- if (this instanceof zipKeyed) {
- throw new $TypeError('`Iterator.zip` is not a constructor');
- }
- if (Type(iterables) !== 'Object') {
- throw new $TypeError('`iterables` must be an Object'); // step 1
- }
- var options = GetOptionsObject(arguments.length > 1 ? arguments[1] : undefined); // step 2
- var mode = Get(options, 'mode'); // step 3
- if (typeof mode === 'undefined') {
- mode = 'shortest'; // step 4
- }
- if (mode !== 'shortest' && mode !== 'longest' && mode !== 'strict') {
- throw new $TypeError('`mode` must be one of "shortest", "longest", or "strict"'); // step 5
- }
- var paddingOption; // step 6
- if (mode === 'longest') { // step 7
- paddingOption = Get(options, 'padding'); // step 7.a
- if (typeof paddingOption !== 'undefined' && Type(paddingOption) !== 'Object') {
- throw new $TypeError('`padding` option must be an Object'); // step 7.b
- }
- }
- var iters = []; // step 8
- var padding = []; // step 9
- var allKeys = ownKeys(iterables); // step 10
- var keys = []; // step 11
- forEach(allKeys, function (key) { // step 12
- var desc;
- try {
- desc = ToPropertyDescriptor(gOPD(iterables, key)); // step 12.a
- } catch (e) {
- IfAbruptCloseIterators(ThrowCompletion(e), iters); // step 12.b
- }
- if (typeof desc !== 'undefined' && desc['[[Enumerable]]'] === true) { // step 12.c
- var value; // step 12.c.i
- if (IsDataDescriptor(desc)) { // step 12.c.ii
- value = desc['[[Value]]']; // step 12.c.ii.1
- } else {
- if (!IsAccessorDescriptor(desc)) {
- throw new $TypeError('Assertion failed: IsAccessorDescriptor(desc) is not true'); // step 12.c.ii.1
- }
- var getter = desc['[[Get]]']; // step 12.c.iii.2
- if (typeof getter !== 'undefined') { // step 12.c.iii.3
- var getterResult;
- try {
- getterResult = Call(getter, iterables); // step 12.c.iii.3.a
- } catch (e) {
- // step 12.c.iii.3.b
- // 2. IfAbruptCloseIterators(e, iters).
- }
- value = getterResult; // step 12.c.iii.3.c
- }
- }
- if (typeof value !== 'undefined') { // step 12.c.iv
- keys[keys.length] = key; // step 12.c.iv.1
- var iter;
- try {
- iter = GetIteratorFlattenable(value, 'REJECT-STRINGS'); // step 12.c.iv.2
- } catch (e) {
- IfAbruptCloseIterators(ThrowCompletion(e), iters); // step 12.c.iv.3
- }
- iters[iters.length] = iter; // step 12.c.iv.4
- }
- }
- });
- var iterCount = iters.length; // step 13
- if (mode === 'longest') { // step 14
- if (typeof paddingOption === 'undefined') { // step 14.a
- for (var j = 0; j < iterCount; j += 1) { // step 14.a.i
- padding[padding.length] = void undefined; // step 14.a.i.1
- }
- } else { // step 14.b
- forEach(keys, function (key) { // step 14.b.i
- var value;
- try {
- value = Get(paddingOption, key); // step 14.b.i.1
- } catch (e) {
- IfAbruptCloseIterators(ThrowCompletion(e), iters); // step 14.b.i.2
- }
- padding[padding.length] = value; // step 14.b.i.3
- });
- }
- }
- // eslint-disable-next-line no-sequences
- var finishResults = (0, function (results) { // step 15
- var obj = OrdinaryObjectCreate(null); // step 15.a
- for (var i = 0; i < iterCount; i += 1) { // step 15.b
- CreateDataPropertyOrThrow(obj, keys[i], results[i]); // step 15.b.i
- }
- return obj; // step 15.c
- });
- return IteratorZip(iters, mode, padding, finishResults); // step 16
- };
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