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- function _asyncIterator(iterable) {
- var method,
- async,
- sync,
- retry = 2;
- for ("undefined" != typeof Symbol && (async = Symbol.asyncIterator, sync = Symbol.iterator); retry--;) {
- if (async && null != (method = iterable[async])) return method.call(iterable);
- if (sync && null != (method = iterable[sync])) return new AsyncFromSyncIterator(method.call(iterable));
- async = "@@asyncIterator", sync = "@@iterator";
- }
- throw new TypeError("Object is not async iterable");
- }
- function AsyncFromSyncIterator(s) {
- function AsyncFromSyncIteratorContinuation(r) {
- if (Object(r) !== r) return Promise.reject(new TypeError(r + " is not an object."));
- var done = r.done;
- return Promise.resolve(r.value).then(function (value) {
- return {
- value: value,
- done: done
- };
- });
- }
- return AsyncFromSyncIterator = function AsyncFromSyncIterator(s) {
- this.s = s, this.n = s.next;
- }, AsyncFromSyncIterator.prototype = {
- s: null,
- n: null,
- next: function next() {
- return AsyncFromSyncIteratorContinuation(this.n.apply(this.s, arguments));
- },
- "return": function _return(value) {
- var ret = this.s["return"];
- return void 0 === ret ? Promise.resolve({
- value: value,
- done: !0
- }) : AsyncFromSyncIteratorContinuation(ret.apply(this.s, arguments));
- },
- "throw": function _throw(value) {
- var thr = this.s["return"];
- return void 0 === thr ? Promise.reject(value) : AsyncFromSyncIteratorContinuation(thr.apply(this.s, arguments));
- }
- }, new AsyncFromSyncIterator(s);
- }
- module.exports = _asyncIterator, module.exports.__esModule = true, module.exports["default"] = module.exports;
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