Aanpassingen autoupdate & async code

ElectronNET.API/AsyncHelper.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace ElectronNET.API
+{
+    internal static class AsyncHelper
+    {
+        private static readonly TaskFactory _taskFactory = new
+            TaskFactory(CancellationToken.None,
+                        TaskCreationOptions.None,
+                        TaskContinuationOptions.None,
+                        TaskScheduler.Default);
+
+        public static TResult RunSync<TResult>(Func<Task<TResult>> func)
+            => _taskFactory
+                .StartNew(func)
+                .Unwrap()
+                .GetAwaiter()
+                .GetResult();
+
+        public static void RunSync(Func<Task> func)
+            => _taskFactory
+                .StartNew(func)
+                .Unwrap()
+                .GetAwaiter()
+                .GetResult();
+
+        public static async Task<TResult> TimeoutAfter<TResult>(this Task<TResult> task, TimeSpan timeout)
+        {
+            using (var timeoutCancellationTokenSource = new CancellationTokenSource())
+            {
+                var completedTask = await Task.WhenAny(task, Task.Delay(timeout, timeoutCancellationTokenSource.Token));
+                if (completedTask == task)
+                {
+                    timeoutCancellationTokenSource.Cancel();
+                    return await task;  // Very important in order to propagate exceptions
+                }
+                else
+                {
+                    throw new TimeoutException($"{nameof(TimeoutAfter)}: The operation has timed out after {timeout:mm\\:ss}");
+                }
+            }
+        }
+    }
+}