19 lines
594 B
JavaScript
19 lines
594 B
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
var IteratorComplete = require('es-abstract/2022/IteratorComplete');
|
||
|
|
var IteratorNext = require('./IteratorNext');
|
||
|
|
var Type = require('es-abstract/2022/Type');
|
||
|
|
|
||
|
|
var assertRecord = require('es-abstract/helpers/assertRecord');
|
||
|
|
|
||
|
|
// https://262.ecma-international.org/14.0/#sec-iteratorstep
|
||
|
|
|
||
|
|
module.exports = function IteratorStep(iteratorRecord) {
|
||
|
|
assertRecord(Type, 'Iterator Record', 'iteratorRecord', iteratorRecord);
|
||
|
|
|
||
|
|
var result = IteratorNext(iteratorRecord); // step 1
|
||
|
|
var done = IteratorComplete(result); // step 2
|
||
|
|
return done === true ? false : result; // steps 3-4
|
||
|
|
};
|
||
|
|
|