20 lines
573 B
Plaintext
20 lines
573 B
Plaintext
'use strict';
|
|
|
|
var $TypeError = require('es-errors/type');
|
|
|
|
var CompletionRecord = require('./CompletionRecord');
|
|
var IteratorClose = require('./IteratorClose');
|
|
|
|
// https://262.ecma-international.org/16.0/#sec-ifabruptcloseiterator
|
|
|
|
module.exports = function IfAbruptCloseIterator(value, iteratorRecord) {
|
|
if (!(value instanceof CompletionRecord)) {
|
|
throw new $TypeError('Assertion failed: `value` must be a Completion Record'); // step 1
|
|
}
|
|
if (value.type() === 'throw') {
|
|
return IteratorClose(iteratorRecord, value); // step 2
|
|
}
|
|
|
|
return value['!'](); // step
|
|
};
|