An attempt was made to prevent a blocking of finalizer's thread

Author: Taritsyn

NuGet/MsieJavaScriptEngine.nuspec

@@ -14,7 +14,8 @@
 		<summary>This library is a .NET wrapper for working with the JavaScript engines of Internet Explorer and Edge (JsRT versions of Chakra, ActiveScript version of Chakra and Classic JavaScript Engine).</summary>
 		<releaseNotes>1. In JsRT modes fixed a problems in calculation of error locations;
 2. An attempt was made to prevent occurrence of the access violation exception;
-3. Now the original exception is added to instance of the `JsRuntimeException` class as an inner exception.</releaseNotes>
+3. Now the original exception is added to instance of the `JsRuntimeException` class as an inner exception;
+4. An attempt was made to prevent a blocking of finalizer's thread.</releaseNotes>
 		<copyright>Copyright (c) 2012-2017 Andrey Taritsyn - http://www.taritsyn.ru</copyright>
 		<language>en-US</language>
 		<tags>JavaScript ECMAScript MSIE IE Edge Chakra</tags>

NuGet/readme.txt

@@ -24,7 +24,8 @@
    1. In JsRT modes fixed a problems in calculation of error locations;
    2. An attempt was made to prevent occurrence of the access violation exception;
    3. Now the original exception is added to instance of the `JsRuntimeException`
-      class as an inner exception.
+      class as an inner exception;
+   4. An attempt was made to prevent a blocking of finalizer's thread.
 
    ============
    PROJECT SITE

src/MsieJavaScriptEngine/ScriptDispatcher.cs

@@ -141,12 +141,15 @@ private void EnqueueTask(ScriptTask task)
 		/// <returns>Result of the delegate invocation</returns>
 		private object InnnerInvoke(Func<object> del)
 		{
-			var waitHandle = new ManualResetEvent(false);
-			var task = new ScriptTask(del, waitHandle);
-			EnqueueTask(task);
+			ScriptTask task;
 
-			waitHandle.WaitOne();
-			waitHandle.Dispose();
+			using (var waitHandle = new ManualResetEvent(false))
+			{
+				task = new ScriptTask(del, waitHandle);
+				EnqueueTask(task);
+
+				waitHandle.WaitOne();
+			}
 
 			if (task.Exception != null)
 			{