@hippy/debug-server-next
Version:
Debug server for hippy.
75 lines (74 loc) • 2.45 kB
JavaScript
;
/*
* Tencent is pleased to support the open source community by making
* Hippy available.
*
* Copyright (C) 2017-2019 THL A29 Limited, a Tencent company.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.MemoryPubSub = void 0;
/**
* use eventemitter3 implement Pub/Sub, support redis glob character, such as `*`
*/
const event_emitter_1 = require("@debug-server-next/utils/event-emitter");
const pubsub = new event_emitter_1.EventEmitter();
class MemoryPubSub {
constructor(channel) {
this.channel = channel;
}
async connect() { }
async publish(message) {
let msgStr;
if (typeof message !== 'string')
msgStr = JSON.stringify(message);
else
msgStr = message;
pubsub.emit(this.channel, msgStr, null, null, null, null);
}
async subscribe(cb) {
this.subscribeHandler = cb;
pubsub.on(this.channel, cb);
}
/**
* subscribe channel with glob character, such as `*`
*/
async pSubscribe(cb) {
this.subscribeHandler = cb;
pubsub.on(this.channel, cb);
}
async unsubscribe(cb) {
const handler = cb || this.subscribeHandler;
if (handler)
pubsub.off(this.channel, handler);
else
pubsub.removeAllListeners(this.channel);
}
async pUnsubscribe(cb) {
const handler = cb || this.subscribeHandler;
if (handler)
pubsub.off(this.channel, handler);
else
pubsub.removeAllListeners(this.channel);
}
async disconnect() {
// auto unsubscribe for Subscriber
if (this.subscribeHandler)
this.unsubscribe(this.subscribeHandler);
if (this.subscribeHandler)
this.pUnsubscribe(this.subscribeHandler);
}
}
exports.MemoryPubSub = MemoryPubSub;