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node_modules/graphql-subscriptions/dist/pubsub.js

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+"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 });
+exports.PubSub = void 0;
+var events_1 = require("events");
+var pubsub_engine_1 = require("./pubsub-engine");
+var PubSub = (function (_super) {
+    __extends(PubSub, _super);
+    function PubSub(options) {
+        if (options === void 0) { options = {}; }
+        var _this = _super.call(this) || this;
+        _this.ee = options.eventEmitter || new events_1.EventEmitter();
+        _this.subscriptions = {};
+        _this.subIdCounter = 0;
+        return _this;
+    }
+    PubSub.prototype.publish = function (triggerName, payload) {
+        this.ee.emit(triggerName, payload);
+        return Promise.resolve();
+    };
+    PubSub.prototype.subscribe = function (triggerName, onMessage) {
+        this.ee.addListener(triggerName, onMessage);
+        this.subIdCounter = this.subIdCounter + 1;
+        this.subscriptions[this.subIdCounter] = [triggerName, onMessage];
+        return Promise.resolve(this.subIdCounter);
+    };
+    PubSub.prototype.unsubscribe = function (subId) {
+        var _a = this.subscriptions[subId], triggerName = _a[0], onMessage = _a[1];
+        delete this.subscriptions[subId];
+        this.ee.removeListener(triggerName, onMessage);
+    };
+    return PubSub;
+}(pubsub_engine_1.PubSubEngine));
+exports.PubSub = PubSub;
+//# sourceMappingURL=pubsub.js.map