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// call something on iterator step with safe closing on error
var anObject = require('./_an-object');
module.exports = function (iterator, fn, value, entries) {
try {
return entries ? fn(anObject(value)[0], value[1]) : fn(value);
// 7.4.6 IteratorClose(iterator, completion)
} catch (e) {
var ret = iterator['return'];
if (ret !== undefined) anObject(ret.call(iterator));
throw e;
}
};
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