Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/local/lib/node_modules/browserify/node_modules/es-abstract/2020/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

'use strict';

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

var $TypeError = GetIntrinsic('%TypeError%');
var $asyncIterator = GetIntrinsic('%Symbol.asyncIterator%', true);

var inspect = require('object-inspect');
var hasSymbols = require('has-symbols')();

var getIteratorMethod = require('../helpers/getIteratorMethod');
var AdvanceStringIndex = require('./AdvanceStringIndex');
var Call = require('./Call');
var GetMethod = require('./GetMethod');
var IsArray = require('./IsArray');
var Type = require('./Type');

// https://ecma-international.org/ecma-262/9.0/#sec-getiterator
module.exports = function GetIterator(obj, hint, method) {
	var actualHint = hint;
	if (arguments.length < 2) {
		actualHint = 'sync';
	}
	if (actualHint !== 'sync' && actualHint !== 'async') {
		throw new $TypeError("Assertion failed: `hint` must be one of 'sync' or 'async', got " + inspect(hint));
	}

	var actualMethod = method;
	if (arguments.length < 3) {
		if (actualHint === 'async') {
			if (hasSymbols && $asyncIterator) {
				actualMethod = GetMethod(obj, $asyncIterator);
			}
			if (actualMethod === undefined) {
				throw new $TypeError("async from sync iterators aren't currently supported");
			}
		} else {
			actualMethod = getIteratorMethod(
				{
					AdvanceStringIndex: AdvanceStringIndex,
					GetMethod: GetMethod,
					IsArray: IsArray,
					Type: Type
				},
				obj
			);
		}
	}
	var iterator = Call(actualMethod, obj);
	if (Type(iterator) !== 'Object') {
		throw new $TypeError('iterator must return an object');
	}

	return iterator;

	// TODO: This should return an IteratorRecord
	/*
	var nextMethod = GetV(iterator, 'next');
	return {
		'[[Iterator]]': iterator,
		'[[NextMethod]]': nextMethod,
		'[[Done]]': false
	};
	*/
};