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20 lines
700 B
20 lines
700 B
namespace EC.Helper.Onvif.RemoteDiscovery;
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internal static class ExtensionMethods
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{
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/// <summary>
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/// Used to provide cancellation possibility to any Async Methods returning a Task
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/// </summary>
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internal static async Task<T> WithCancellation<T>(this Task<T> task, CancellationToken cancellationToken)
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{
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var tcs = new TaskCompletionSource<bool>();
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using (cancellationToken.Register(s => ((TaskCompletionSource<bool>)s).TrySetResult(true), tcs))
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{
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if (task != await Task.WhenAny(task, tcs.Task))
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{
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throw new OperationCanceledException(cancellationToken);
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}
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}
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return await task;
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}
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}
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