/// <summary>
/// Creates an instance of the <see cref="T:System.Runtime.CompilerServices.AsyncVoidMethodBuilder" /> class.
/// </summary>
/// <returns>
/// A new instance of the builder.
/// </returns>
public static AsyncVoidMethodBuilder Create()
{
var result = new AsyncVoidMethodBuilder();
result.m_coreState = new AsyncMethodBuilderCore();
return(result);
}
public static AsyncVoidMethodBuilder Create()
{
var asyncVoidMethodBuilder = new AsyncVoidMethodBuilder();
asyncVoidMethodBuilder.SynchContext = SynchronizationContext.Current;
return(asyncVoidMethodBuilder);
}
static AsyncVoidMethodBuilder()
{
try
{
AsyncVoidMethodBuilder.PreventUnobservedTaskExceptions();
}
catch
{
}
}
private TaskCompletionSource<TResult> _taskCompletionSource; // lazily-initialized: must not be readonly
static AsyncTaskMethodBuilder()
{
try
{
// Temporary support for disabling crashing if tasks go unobserved.
AsyncVoidMethodBuilder.PreventUnobservedTaskExceptions();
}
catch
{
}
}
/// <summary>Temporary support for disabling crashing if tasks go unobserved.</summary>
static AsyncTaskMethodBuilder()
{
_defaultResultTask = AsyncMethodTaskCache <TResult> .CreateCompleted(default(TResult));
try
{
AsyncVoidMethodBuilder.PreventUnobservedTaskExceptions();
}
catch
{
}
}
public static AsyncVoidMethodBuilder Create()
{
SynchronizationContext sc = SynchronizationContext.Current;
if (sc != null)
{
sc.OperationStarted();
}
// On ProjectN we will eagerly initalize the task and it's Id if the debugger is attached
AsyncVoidMethodBuilder avmb = new AsyncVoidMethodBuilder()
{
m_synchronizationContext = sc
};
avmb.m_task = avmb.GetTaskIfDebuggingEnabled();
if (avmb.m_task != null)
{
int i = avmb.m_task.Id;
}
return(avmb);
}
public static AsyncVoidMethodBuilder Create() => LastInstance = new AsyncVoidMethodBuilder();
