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             FuncChainTaskT.cs
        
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      using System;

      namespace Implab {

          public class FuncChainTask<TArg,TResult> : FuncChainTaskBase<TResult>, IDeferred<TArg> {

              readonly Func<TArg, IPromise<TResult>> m_task;

              public FuncChainTask(Func<TArg, IPromise<TResult>> task, Func<Exception, IPromise<TResult>> error, Func<Exception, IPromise<TResult>> cancel, bool autoCancellable) : base(error, cancel, autoCancellable){

                  m_task = task;

              }

              public void Resolve(TArg value) {

                  if (m_task != null && LockCancelation()) {

                      try {

                          var operation = m_task(value);

                          operation.On(SetResult, HandleErrorInternal, SetCancelled);

                          CancellationRequested(operation.Cancel);

                      } catch (Exception err) {

                          SetErrorInternal(err);

                      }

                  }

              }

          }

      }

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				using System;

				namespace Implab {
				public class FuncChainTask<TArg,TResult> : FuncChainTaskBase<TResult>, IDeferred<TArg> {
				readonly Func<TArg, IPromise<TResult>> m_task;

				public FuncChainTask(Func<TArg, IPromise<TResult>> task, Func<Exception, IPromise<TResult>> error, Func<Exception, IPromise<TResult>> cancel, bool autoCancellable) : base(error, cancel, autoCancellable){
				m_task = task;
				}

				public void Resolve(TArg value) {
				if (m_task != null && LockCancelation()) {
				try {
				var operation = m_task(value);
				operation.On(SetResult, HandleErrorInternal, SetCancelled);
				CancellationRequested(operation.Cancel);
				} catch (Exception err) {
				SetErrorInternal(err);
				}
				}
				}
				}
				}