@reactivex/ix-es5-esm
Version:
The Interactive Extensions for JavaScript
84 lines (82 loc) • 3.6 kB
JavaScript
import { __asyncGenerator, __asyncValues, __await, __extends, __generator } from "tslib";
import { AsyncIterableX } from '../asynciterablex.js';
import { sleep } from '../_sleep.js';
import { wrapWithAbort } from './withabort.js';
import { throwIfAborted } from '../../aborterror.js';
/** @ignore */
var DelayEachAsyncIterable = /** @class */ (function (_super) {
__extends(DelayEachAsyncIterable, _super);
function DelayEachAsyncIterable(source, dueTime) {
var _this = _super.call(this) || this;
_this._source = source;
_this._dueTime = dueTime;
return _this;
}
DelayEachAsyncIterable.prototype[Symbol.asyncIterator] = function (signal) {
return __asyncGenerator(this, arguments, function _a() {
var _b, _c, _d, item, e_1_1;
var _e, e_1, _f, _g;
return __generator(this, function (_h) {
switch (_h.label) {
case 0:
throwIfAborted(signal);
_h.label = 1;
case 1:
_h.trys.push([1, 9, 10, 15]);
_b = true, _c = __asyncValues(wrapWithAbort(this._source, signal));
_h.label = 2;
case 2: return [4 /*yield*/, __await(_c.next())];
case 3:
if (!(_d = _h.sent(), _e = _d.done, !_e)) return [3 /*break*/, 8];
_g = _d.value;
_b = false;
item = _g;
return [4 /*yield*/, __await(sleep(this._dueTime, signal))];
case 4:
_h.sent();
return [4 /*yield*/, __await(item)];
case 5: return [4 /*yield*/, _h.sent()];
case 6:
_h.sent();
_h.label = 7;
case 7:
_b = true;
return [3 /*break*/, 2];
case 8: return [3 /*break*/, 15];
case 9:
e_1_1 = _h.sent();
e_1 = { error: e_1_1 };
return [3 /*break*/, 15];
case 10:
_h.trys.push([10, , 13, 14]);
if (!(!_b && !_e && (_f = _c.return))) return [3 /*break*/, 12];
return [4 /*yield*/, __await(_f.call(_c))];
case 11:
_h.sent();
_h.label = 12;
case 12: return [3 /*break*/, 14];
case 13:
if (e_1) throw e_1.error;
return [7 /*endfinally*/];
case 14: return [7 /*endfinally*/];
case 15: return [2 /*return*/];
}
});
});
};
return DelayEachAsyncIterable;
}(AsyncIterableX));
export { DelayEachAsyncIterable };
/**
* Delays the emitting of each items in the async-iterable by the given due time.
*
* @template TSource The type of elements in the source sequence.
* @param {number} dueTime The delay duration in milliseconds
* @returns {MonoTypeOperatorAsyncFunction<TSource>} An operator which takes an async-iterable and delays each item in the sequence by the given time.
*/
export function delayEach(dueTime) {
return function delayEachOperatorFunction(source) {
return new DelayEachAsyncIterable(source, dueTime);
};
}
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