github-pages-deploy-action/node_modules/rxjs/internal/Subscriber.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    }
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
var isFunction_1 = require("./util/isFunction");
var Observer_1 = require("./Observer");
var Subscription_1 = require("./Subscription");
var rxSubscriber_1 = require("../internal/symbol/rxSubscriber");
var config_1 = require("./config");
var hostReportError_1 = require("./util/hostReportError");
var Subscriber = (function (_super) {
    __extends(Subscriber, _super);
    function Subscriber(destinationOrNext, error, complete) {
        var _this = _super.call(this) || this;
        _this.syncErrorValue = null;
        _this.syncErrorThrown = false;
        _this.syncErrorThrowable = false;
        _this.isStopped = false;
        switch (arguments.length) {
            case 0:
                _this.destination = Observer_1.empty;
                break;
            case 1:
                if (!destinationOrNext) {
                    _this.destination = Observer_1.empty;
                    break;
                }
                if (typeof destinationOrNext === 'object') {
                    if (destinationOrNext instanceof Subscriber) {
                        _this.syncErrorThrowable = destinationOrNext.syncErrorThrowable;
                        _this.destination = destinationOrNext;
                        destinationOrNext.add(_this);
                    }
                    else {
                        _this.syncErrorThrowable = true;
                        _this.destination = new SafeSubscriber(_this, destinationOrNext);
                    }
                    break;
                }
            default:
                _this.syncErrorThrowable = true;
                _this.destination = new SafeSubscriber(_this, destinationOrNext, error, complete);
                break;
        }
        return _this;
    }
    Subscriber.prototype[rxSubscriber_1.rxSubscriber] = function () { return this; };
    Subscriber.create = function (next, error, complete) {
        var subscriber = new Subscriber(next, error, complete);
        subscriber.syncErrorThrowable = false;
        return subscriber;
    };
    Subscriber.prototype.next = function (value) {
        if (!this.isStopped) {
            this._next(value);
        }
    };
    Subscriber.prototype.error = function (err) {
        if (!this.isStopped) {
            this.isStopped = true;
            this._error(err);
        }
    };
    Subscriber.prototype.complete = function () {
        if (!this.isStopped) {
            this.isStopped = true;
            this._complete();
        }
    };
    Subscriber.prototype.unsubscribe = function () {
        if (this.closed) {
            return;
        }
        this.isStopped = true;
        _super.prototype.unsubscribe.call(this);
    };
    Subscriber.prototype._next = function (value) {
        this.destination.next(value);
    };
    Subscriber.prototype._error = function (err) {
        this.destination.error(err);
        this.unsubscribe();
    };
    Subscriber.prototype._complete = function () {
        this.destination.complete();
        this.unsubscribe();
    };
    Subscriber.prototype._unsubscribeAndRecycle = function () {
        var _parentOrParents = this._parentOrParents;
        this._parentOrParents = null;
        this.unsubscribe();
        this.closed = false;
        this.isStopped = false;
        this._parentOrParents = _parentOrParents;
        return this;
    };
    return Subscriber;
}(Subscription_1.Subscription));
exports.Subscriber = Subscriber;
var SafeSubscriber = (function (_super) {
    __extends(SafeSubscriber, _super);
    function SafeSubscriber(_parentSubscriber, observerOrNext, error, complete) {
        var _this = _super.call(this) || this;
        _this._parentSubscriber = _parentSubscriber;
        var next;
        var context = _this;
        if (isFunction_1.isFunction(observerOrNext)) {
            next = observerOrNext;
        }
        else if (observerOrNext) {
            next = observerOrNext.next;
            error = observerOrNext.error;
            complete = observerOrNext.complete;
            if (observerOrNext !== Observer_1.empty) {
                context = Object.create(observerOrNext);
                if (isFunction_1.isFunction(context.unsubscribe)) {
                    _this.add(context.unsubscribe.bind(context));
                }
                context.unsubscribe = _this.unsubscribe.bind(_this);
            }
        }
        _this._context = context;
        _this._next = next;
        _this._error = error;
        _this._complete = complete;
        return _this;
    }
    SafeSubscriber.prototype.next = function (value) {
        if (!this.isStopped && this._next) {
            var _parentSubscriber = this._parentSubscriber;
            if (!config_1.config.useDeprecatedSynchronousErrorHandling || !_parentSubscriber.syncErrorThrowable) {
                this.__tryOrUnsub(this._next, value);
            }
            else if (this.__tryOrSetError(_parentSubscriber, this._next, value)) {
                this.unsubscribe();
            }
        }
    };
    SafeSubscriber.prototype.error = function (err) {
        if (!this.isStopped) {
            var _parentSubscriber = this._parentSubscriber;
            var useDeprecatedSynchronousErrorHandling = config_1.config.useDeprecatedSynchronousErrorHandling;
            if (this._error) {
                if (!useDeprecatedSynchronousErrorHandling || !_parentSubscriber.syncErrorThrowable) {
                    this.__tryOrUnsub(this._error, err);
                    this.unsubscribe();
                }
                else {
                    this.__tryOrSetError(_parentSubscriber, this._error, err);
                    this.unsubscribe();
                }
            }
            else if (!_parentSubscriber.syncErrorThrowable) {
                this.unsubscribe();
                if (useDeprecatedSynchronousErrorHandling) {
                    throw err;
                }
                hostReportError_1.hostReportError(err);
            }
            else {
                if (useDeprecatedSynchronousErrorHandling) {
                    _parentSubscriber.syncErrorValue = err;
                    _parentSubscriber.syncErrorThrown = true;
                }
                else {
                    hostReportError_1.hostReportError(err);
                }
                this.unsubscribe();
            }
        }
    };
    SafeSubscriber.prototype.complete = function () {
        var _this = this;
        if (!this.isStopped) {
            var _parentSubscriber = this._parentSubscriber;
            if (this._complete) {
                var wrappedComplete = function () { return _this._complete.call(_this._context); };
                if (!config_1.config.useDeprecatedSynchronousErrorHandling || !_parentSubscriber.syncErrorThrowable) {
                    this.__tryOrUnsub(wrappedComplete);
                    this.unsubscribe();
                }
                else {
                    this.__tryOrSetError(_parentSubscriber, wrappedComplete);
                    this.unsubscribe();
                }
            }
            else {
                this.unsubscribe();
            }
        }
    };
    SafeSubscriber.prototype.__tryOrUnsub = function (fn, value) {
        try {
            fn.call(this._context, value);
        }
        catch (err) {
            this.unsubscribe();
            if (config_1.config.useDeprecatedSynchronousErrorHandling) {
                throw err;
            }
            else {
                hostReportError_1.hostReportError(err);
            }
        }
    };
    SafeSubscriber.prototype.__tryOrSetError = function (parent, fn, value) {
        if (!config_1.config.useDeprecatedSynchronousErrorHandling) {
            throw new Error('bad call');
        }
        try {
            fn.call(this._context, value);
        }
        catch (err) {
            if (config_1.config.useDeprecatedSynchronousErrorHandling) {
                parent.syncErrorValue = err;
                parent.syncErrorThrown = true;
                return true;
            }
            else {
                hostReportError_1.hostReportError(err);
                return true;
            }
        }
        return false;
    };
    SafeSubscriber.prototype._unsubscribe = function () {
        var _parentSubscriber = this._parentSubscriber;
        this._context = null;
        this._parentSubscriber = null;
        _parentSubscriber.unsubscribe();
    };
    return SafeSubscriber;
}(Subscriber));
exports.SafeSubscriber = SafeSubscriber;
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