engine.io-client
Version:
Client for the realtime Engine
69 lines (68 loc) • 2.62 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.WS = void 0;
const ws = __importStar(require("ws"));
const websocket_js_1 = require("./websocket.js");
/**
* WebSocket transport based on the `WebSocket` object provided by the `ws` package.
*
* Usage: Node.js, Deno (compat), Bun (compat)
*
* @see https://developer.mozilla.org/en-US/docs/Web/API/WebSocket
* @see https://caniuse.com/mdn-api_websocket
*/
class WS extends websocket_js_1.BaseWS {
createSocket(uri, protocols, opts) {
var _a;
if ((_a = this.socket) === null || _a === void 0 ? void 0 : _a._cookieJar) {
opts.headers = opts.headers || {};
opts.headers.cookie =
typeof opts.headers.cookie === "string"
? [opts.headers.cookie]
: opts.headers.cookie || [];
for (const [name, cookie] of this.socket._cookieJar.cookies) {
opts.headers.cookie.push(`${name}=${cookie.value}`);
}
}
return new ws.WebSocket(uri, protocols, opts);
}
doWrite(packet, data) {
const opts = {};
if (packet.options) {
opts.compress = packet.options.compress;
}
if (this.opts.perMessageDeflate) {
const len =
// @ts-ignore
"string" === typeof data ? Buffer.byteLength(data) : data.length;
if (len < this.opts.perMessageDeflate.threshold) {
opts.compress = false;
}
}
this.ws.send(data, opts);
}
}
exports.WS = WS;