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13 lines
381 B
13 lines
381 B
'use strict';
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var call = require('../internals/function-call');
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module.exports = function (record, fn, ITERATOR_INSTEAD_OF_RECORD) {
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var iterator = ITERATOR_INSTEAD_OF_RECORD ? record : record.iterator;
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var next = record.next;
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var step, result;
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while (!(step = call(next, iterator)).done) {
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result = fn(step.value);
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if (result !== undefined) return result;
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}
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};
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