om/node_modules/rxjs/_esm5/internal/scheduler/AsyncScheduler.js

/** PURE_IMPORTS_START tslib,_Scheduler PURE_IMPORTS_END */
import * as tslib_1 from "tslib";
import { Scheduler } from '../Scheduler';
var AsyncScheduler = /*@__PURE__*/ (function (_super) {
    tslib_1.__extends(AsyncScheduler, _super);
    function AsyncScheduler(SchedulerAction, now) {
        if (now === void 0) {
            now = Scheduler.now;
        }
        var _this = _super.call(this, SchedulerAction, function () {
            if (AsyncScheduler.delegate && AsyncScheduler.delegate !== _this) {
                return AsyncScheduler.delegate.now();
            }
            else {
                return now();
            }
        }) || this;
        _this.actions = [];
        _this.active = false;
        _this.scheduled = undefined;
        return _this;
    }
    AsyncScheduler.prototype.schedule = function (work, delay, state) {
        if (delay === void 0) {
            delay = 0;
        }
        if (AsyncScheduler.delegate && AsyncScheduler.delegate !== this) {
            return AsyncScheduler.delegate.schedule(work, delay, state);
        }
        else {
            return _super.prototype.schedule.call(this, work, delay, state);
        }
    };
    AsyncScheduler.prototype.flush = function (action) {
        var actions = this.actions;
        if (this.active) {
            actions.push(action);
            return;
        }
        var error;
        this.active = true;
        do {
            if (error = action.execute(action.state, action.delay)) {
                break;
            }
        } while (action = actions.shift());
        this.active = false;
        if (error) {
            while (action = actions.shift()) {
                action.unsubscribe();
            }
            throw error;
        }
    };
    return AsyncScheduler;
}(Scheduler));
export { AsyncScheduler };
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