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Configuration error
; | |
var IteratorComplete = require('./IteratorComplete'); | |
var IteratorNext = require('./IteratorNext'); | |
var Type = require('./Type'); | |
var assertRecord = require('../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 | |
}; | |