ZipTeamPurple-FrontEnd/node_modules/rxjs/scheduler/AsapAction.js

"use strict";
var __extends = (this && this.__extends) || function (d, b) {
    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var Immediate_1 = require('../util/Immediate');
var AsyncAction_1 = require('./AsyncAction');
/**
 * We need this JSDoc comment for affecting ESDoc.
 * @ignore
 * @extends {Ignored}
 */
var AsapAction = (function (_super) {
    __extends(AsapAction, _super);
    function AsapAction(scheduler, work) {
        _super.call(this, scheduler, work);
        this.scheduler = scheduler;
        this.work = work;
    }
    AsapAction.prototype.requestAsyncId = function (scheduler, id, delay) {
        if (delay === void 0) { delay = 0; }
        // If delay is greater than 0, request as an async action.
        if (delay !== null && delay > 0) {
            return _super.prototype.requestAsyncId.call(this, scheduler, id, delay);
        }
        // Push the action to the end of the scheduler queue.
        scheduler.actions.push(this);
        // If a microtask has already been scheduled, don't schedule another
        // one. If a microtask hasn't been scheduled yet, schedule one now. Return
        // the current scheduled microtask id.
        return scheduler.scheduled || (scheduler.scheduled = Immediate_1.Immediate.setImmediate(scheduler.flush.bind(scheduler, null)));
    };
    AsapAction.prototype.recycleAsyncId = function (scheduler, id, delay) {
        if (delay === void 0) { delay = 0; }
        // If delay exists and is greater than 0, or if the delay is null (the
        // action wasn't rescheduled) but was originally scheduled as an async
        // action, then recycle as an async action.
        if ((delay !== null && delay > 0) || (delay === null && this.delay > 0)) {
            return _super.prototype.recycleAsyncId.call(this, scheduler, id, delay);
        }
        // If the scheduler queue is empty, cancel the requested microtask and
        // set the scheduled flag to undefined so the next AsapAction will schedule
        // its own.
        if (scheduler.actions.length === 0) {
            Immediate_1.Immediate.clearImmediate(id);
            scheduler.scheduled = undefined;
        }
        // Return undefined so the action knows to request a new async id if it's rescheduled.
        return undefined;
    };
    return AsapAction;
}(AsyncAction_1.AsyncAction));
exports.AsapAction = AsapAction;
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