public Task <IFunctionOutputDefinition> CreateAsync(IFunctionInstance instance,
                                                                CancellationToken cancellationToken)
            {
                IFunctionOutputDefinition outputDefinition = new NullFunctionOutputDefinition();

                return(Task.FromResult(outputDefinition));
            }
 public Task<IFunctionOutputDefinition> CreateAsync(IFunctionInstance instance,
     CancellationToken cancellationToken)
 {
     IFunctionOutputDefinition outputDefinition = new NullFunctionOutputDefinition();
     return Task.FromResult(outputDefinition);
 }