shell bypass 403
'use strict';
// https://github.com/tc39/proposal-iterator-helpers
var $ = require('../internals/export');
var apply = require('../internals/function-apply');
var aCallable = require('../internals/a-callable');
var anObject = require('../internals/an-object');
var createAsyncIteratorProxy = require('../internals/async-iterator-create-proxy');
var AsyncIteratorProxy = createAsyncIteratorProxy(function (Promise, args) {
var state = this;
var mapper = state.mapper;
return Promise.resolve(anObject(apply(state.next, state.iterator, args))).then(function (step) {
if (anObject(step).done) {
state.done = true;
return { done: true, value: undefined };
}
return Promise.resolve(mapper(step.value)).then(function (value) {
return { done: false, value: value };
});
});
});
$({ target: 'AsyncIterator', proto: true, real: true, forced: true }, {
map: function map(mapper) {
return new AsyncIteratorProxy({
iterator: anObject(this),
mapper: aCallable(mapper)
});
}
});