39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
'use strict';
|
|
|
|
var callBound = require('call-bind/callBound');
|
|
var $arrayPush = callBound('Array.prototype.push');
|
|
|
|
var getIteratorMethod = require('../helpers/getIteratorMethod');
|
|
var AdvanceStringIndex = require('./AdvanceStringIndex');
|
|
var GetIterator = require('./GetIterator');
|
|
var GetMethod = require('./GetMethod');
|
|
var IsArray = require('./IsArray');
|
|
var IteratorStep = require('./IteratorStep');
|
|
var IteratorValue = require('./IteratorValue');
|
|
var ToObject = require('./ToObject');
|
|
var ES = {
|
|
AdvanceStringIndex: AdvanceStringIndex,
|
|
GetMethod: GetMethod,
|
|
IsArray: IsArray
|
|
};
|
|
|
|
// https://262.ecma-international.org/7.0/#sec-iterabletoarraylike
|
|
|
|
module.exports = function IterableToArrayLike(items) {
|
|
var usingIterator = getIteratorMethod(ES, items);
|
|
if (typeof usingIterator !== 'undefined') {
|
|
var iterator = GetIterator(items, usingIterator);
|
|
var values = [];
|
|
var next = true;
|
|
while (next) {
|
|
next = IteratorStep(iterator);
|
|
if (next) {
|
|
var nextValue = IteratorValue(next);
|
|
$arrayPush(values, nextValue);
|
|
}
|
|
}
|
|
return values;
|
|
}
|
|
|
|
return ToObject(items);
|
|
};
|