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19 lines
576 B
19 lines
576 B
'use strict'; |
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var $TypeError = require('es-errors/type'); |
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var CompletionRecord = require('./CompletionRecord'); |
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var IteratorClose = require('./IteratorClose'); |
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// https://262.ecma-international.org/16.0/#sec-ifabruptcloseiterator |
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module.exports = function IfAbruptCloseIterator(value, iteratorRecord) { |
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if (!(value instanceof CompletionRecord)) { |
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throw new $TypeError('Assertion failed: `value` must be a Completion Record'); // step 1 |
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} |
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if (value.type() !== 'normal') { |
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return IteratorClose(iteratorRecord, value); // step 2 |
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} |
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return value['!'](); // step 3 |
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};
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