public void SetException(Exception exception);

public static YarnTaskMethodBuilder Create()

public void SetResult();

public void AwaitOnCompleted<TAwaiter, TStateMachine>(ref TAwaiter awaiter, ref TStateMachine stateMachine)
    where TAwaiter : INotifyCompletion
    where TStateMachine : IAsyncStateMachine;

public void AwaitUnsafeOnCompleted<TAwaiter, TStateMachine>(ref TAwaiter awaiter, ref TStateMachine stateMachine)
    where TAwaiter : ICriticalNotifyCompletion
    where TStateMachine : IAsyncStateMachine;

public partial struct YarnTaskMethodBuilder

public void Start<TStateMachine>(ref TStateMachine stateMachine)
    where TStateMachine : IAsyncStateMachine;

public void SetStateMachine(IAsyncStateMachine stateMachine)