/// <summary>
/// Synchronously acquires the provided SemaphoreSlim and returns an IDisposable interface
/// that, when disposed, will release the underlying semaphore.
/// </summary>
/// <param name="semaphore"> The semaphore to acquire and release. </param>
/// <returns> A task that completes once the semaphore has been acquired. </returns>
public static IDisposable AutoReleaseWait(
this SemaphoreSlim semaphore)
{
Contract.Requires(semaphore != null);
var wrapper = new ReleaseableSemaphoreSlimWrapper(semaphore);
semaphore.Wait();
return(wrapper);
}
/// <summary>
/// Asynchronously acquires the provided SemaphoreSlim and returns an IDisposable interface
/// that, when disposed, will release the underlying semaphore.
/// </summary>
/// <param name="semaphore"> The semaphore to acquire and release. </param>
/// <returns> A task that completes once the semaphore has been acquired. </returns>
public static async Task <IDisposable> AutoReleaseWaitAsync(
this SemaphoreSlim semaphore)
{
Contract.Requires(semaphore != null);
var wrapper = new ReleaseableSemaphoreSlimWrapper(semaphore);
await semaphore.WaitAsync();
return(wrapper);
}
