Function close

deps/quickjs/builtin-iterator-zip.js:6–14

(iter)

        throw new TypeError(s)
    }
    function close(iter) {
        try {
            if (!iter) return
            let method = iter.return
            if (method) call(iter, method)
        } catch (e) {
            return e
        }
    }
    function closeall(iters, count) {
        let ex = undefined
        for (let i = count; i-- > 0;) {