ci: use Node.js 22

Reference: https://github.com/nodejs/Release

Author: darrachequesne

.github/workflows/ci.yml

@@ -22,6 +22,7 @@ jobs:
         node-version:
           - 18
           - 20
+          - 22
 
     services:
       redis:

packages/engine.io-client/test/index.js

@@ -7,8 +7,6 @@ if (env.browser) {
   require("./node");
 }
 
-const Blob = require("blob");
-
 require("./engine.io-client");
 require("./socket");
 require("./transport");
@@ -23,6 +21,6 @@ if (typeof ArrayBuffer !== "undefined") {
 }
 
 // Blob is available in Node.js since v18, but not yet supported by the `engine.io-parser` package
-if (Blob && env.browser) {
+if (typeof Blob === "function" && env.browser) {
   require("./blob");
 }

packages/engine.io/test/common.js

@@ -1,3 +1,8 @@
+if (process.env.EIO_CLIENT === "3" && process.versions.node.startsWith("22")) {
+  // FIXME WebSocket error with engine.io-client@3
+  global.WebSocket = null;
+}
+
 const { listen, uServer } = require("..");
 const { Socket } =
   process.env.EIO_CLIENT === "3"