Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 | 1x 34x 34x 34x 34x 34x 30x 30x 30x 30x 30x 26x 26x 30x 30x 8x 8x 30x 7x 7x 6x 1x 1x 1x 7x 3x 4x 2x 2x 2x 30x 2x 2x 2x 2x 30x 3x 3x 2x 1x 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | 'use strict'; const RTWrapper = require('./abstract/realtime'); let WebSocketClient; class WSNode extends RTWrapper { constructor(options = {}) { super(options); Iif (typeof this.host !== 'string' || this.host === '') { throw new Error('options.host is required'); } WebSocketClient = typeof WebSocket !== 'undefined' ? WebSocket : require('uws'); this.client = null; this.lasturl = null; } /** * Connect to the websocket server */ connect () { return new Promise((resolve, reject) => { const url = (this.ssl ? 'wss://' : 'ws://') + this.host + ':' + this.port, opts = typeof window !== 'undefined' ? undefined : {perMessageDeflate: false}; super.connect(); if (url !== this.lasturl) { this.wasConnected = false; this.lasturl = url; } this.client = new WebSocketClient(url, opts); this.client.onopen = () => { this.clientConnected(); return resolve(); }; this.client.onclose = (closeEvent, message) => { let status, reason = message; if (typeof closeEvent === 'number') { status = closeEvent; } else { status = closeEvent.code; Eif (closeEvent.reason) { reason = closeEvent.reason; } } if (status === 1000) { this.clientDisconnected(); } // do not forward a connection close error if no // connection has been previously established else if (this.wasConnected) { const error = new Error(reason); error.status = status; this.clientNetworkError(error); } }; this.client.onerror = error => { const err = (error instanceof Error) && error || new Error(error); this.clientNetworkError(err); Eif ([this.client.CLOSING, this.client.CLOSED].indexOf(this.client.readyState) > -1) { return reject(err); } }; this.client.onmessage = payload => { const data = JSON.parse(payload.data || payload); // for responses, data.room == requestId if (data.room) { this.emit(data.room, data); } else { this.emit('discarded', data); } }; }); } /** * Sends a payload to the connected server * * @param {Object} payload */ send (payload) { if (this.client && this.client.readyState === this.client.OPEN) { this.client.send(JSON.stringify(payload)); } } /** * Closes the connection */ close () { this.state = 'offline'; this.removeAllListeners(); this.wasConnected = false; Eif (this.client) { this.client.close(); } this.client = null; this.stopRetryingToConnect = true; super.close(); } } module.exports = WSNode; |