@reactivex/ix-es5-esm/asynciterable/interval.js

The Interactive Extensions for JavaScript

import { __asyncGenerator, __await, __extends, __generator } from "tslib";
import { AsyncIterableX } from './asynciterablex.js';
import { sleep } from './_sleep.js';
import { throwIfAborted } from '../aborterror.js';
var IntervalAsyncIterable = /** @class */ (function (_super) {
    __extends(IntervalAsyncIterable, _super);
    function IntervalAsyncIterable(dueTime) {
        var _this = _super.call(this) || this;
        _this._dueTime = dueTime;
        return _this;
    }
    IntervalAsyncIterable.prototype[Symbol.asyncIterator] = function (signal) {
        return __asyncGenerator(this, arguments, function _a() {
            var i;
            return __generator(this, function (_b) {
                switch (_b.label) {
                    case 0:
                        throwIfAborted(signal);
                        i = 0;
                        _b.label = 1;
                    case 1:
                        if (!1) return [3 /*break*/, 5];
                        return [4 /*yield*/, __await(sleep(this._dueTime, signal))];
                    case 2:
                        _b.sent();
                        return [4 /*yield*/, __await(i++)];
                    case 3: return [4 /*yield*/, _b.sent()];
                    case 4:
                        _b.sent();
                        return [3 /*break*/, 1];
                    case 5: return [2 /*return*/];
                }
            });
        });
    };
    return IntervalAsyncIterable;
}(AsyncIterableX));
/**
 * Produces a new item in an async-iterable at the given interval cycle time.
 *
 * @param {number} dueTime The due time in milliseconds to spawn a new item.
 * @returns {AsyncIterableX<number>} An async-iterable producing values at the specified interval.
 */
export function interval(dueTime) {
    return new IntervalAsyncIterable(dueTime);
}

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