'use strict'; var $TypeError = require('es-errors/type'); var CompletionRecord = require('es-abstract/2024/CompletionRecord'); var IteratorClose = require('es-abstract/2024/IteratorClose'); var ThrowCompletion = require('es-abstract/2024/ThrowCompletion'); var IsArray = require('es-abstract/helpers/IsArray'); var every = require('es-abstract/helpers/every'); var isIteratorRecord = require('es-abstract/helpers/records/iterator-record'); // https://tc39.es/proposal-joint-iteration/#sec-closeall module.exports = function IteratorCloseAll(iters, completion) { if (!IsArray(iters) || !every(iters, isIteratorRecord)) { throw new $TypeError('Assertion failed: `iters` must be a List of IteratorRecords'); } if (!(completion instanceof CompletionRecord)) { throw new $TypeError('Assertion failed: `completion` must be a Completion Record'); } for (var i = iters.length - 1; i >= 0; i -= 1) { // step 1 try { IteratorClose(iters[i], completion); // step 1.a } catch (e) { // eslint-disable-next-line no-param-reassign completion = ThrowCompletion(e); // step 1.a } } return completion['?'](); // step 2 };