WebGL: stop CancelConnection() throwing on an open socket

.github/workflows/nuget-publish.yml

@@ -30,7 +30,7 @@ jobs:
     name: Publish to NuGet
     runs-on: ubuntu-latest
     needs: [build]
-    # TODO: revert to: if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
     steps:
       - uses: actions/checkout@v4
         with:

.github/workflows/unity-upm-release.yml

@@ -31,7 +31,7 @@ jobs:
     name: Update UPM branch
     runs-on: ubuntu-latest
     needs: [checkSemver]
-    if: needs.checkSemver.outputs.semver-updated == 'true'
+    if: github.event_name == 'push' && needs.checkSemver.outputs.semver-updated == 'true'
     steps:
       - uses: actions/checkout@v4
 
@@ -171,7 +171,7 @@ jobs:
     name: Create Unity Package and Release
     runs-on: ubuntu-latest
     needs: [checkSemver]
-    if: needs.checkSemver.outputs.semver-updated == 'true'
+    if: github.event_name == 'push' && needs.checkSemver.outputs.semver-updated == 'true'
     steps:
     - name: Checkout Code
       uses: actions/checkout@v4

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project are documented in this file.
 
 This changelog starts at 2.0.5 — see the [GitHub Releases](https://github.com/endel/NativeWebSocket/releases) page for earlier versions.
 
+## 2.0.8 - 2026-10-26
+
+### Fixed
+
+- **WebGL: `CancelConnection()` no longer throws on an open socket.** Browsers only accept 1000 or 3000-4999 in `close()`, so closing with 1006 threw. It now closes with 1000 and still reports `Abnormal` (1006) to `OnClose`, like the other platforms.
+
 ## 2.0.7 - 2026-08-06
 
 ### Fixed

integrations/Unity/WebSocketWebGL.cs

@@ -30,6 +30,9 @@ public class WebSocket : IWebSocket
 
         protected int instanceId;
 
+        // CancelConnection() was called: OnClose reports Abnormal, like the native socket
+        private bool cancelled;
+
         public event WebSocketOpenEventHandler OnOpen;
         public event WebSocketMessageEventHandler OnMessage;
         public event WebSocketErrorEventHandler OnError;
@@ -104,7 +107,11 @@ public Task Connect()
         public void CancelConnection()
         {
             if (State == WebSocketState.Open)
-                Close(WebSocketCloseCode.Abnormal);
+            {
+                // browsers only accept 1000 or 3000-4999 in close(): 1006 would throw
+                cancelled = true;
+                Close(WebSocketCloseCode.Normal);
+            }
         }
 
         public Task Close(WebSocketCloseCode code = WebSocketCloseCode.Normal, string reason = null)
@@ -183,7 +190,7 @@ public void DelegateOnErrorEvent(string errorMsg)
 
         public void DelegateOnCloseEvent(int closeCode)
         {
-            this.OnClose?.Invoke(WebSocketHelpers.ParseCloseCodeEnum(closeCode));
+            this.OnClose?.Invoke(cancelled ? WebSocketCloseCode.Abnormal : WebSocketHelpers.ParseCloseCodeEnum(closeCode));
         }
     }
 }

integrations/Unity/package.json

@@ -1,6 +1,6 @@
 {
   "name": "com.endel.nativewebsocket",
-  "version": "2.0.7",
+  "version": "2.0.8",
   "description": "WebSocket client for Unity - with no external dependencies (WebGL, Native, Android, iOS, UWP). Events auto-dispatch to the main thread via SynchronizationContext.",
   "license": "MIT",
   "repository": {