private static async Task <Tuple <object[], IDelayedException> > PrepareParametersAsync(IReadOnlyList <string> parameterNames,
IReadOnlyDictionary <string, IValueProvider> parameters)
{
object[] reflectionParameters = new object[parameterNames.Count];
List <Exception> bindingExceptions = new List <Exception>();
for (int index = 0; index < parameterNames.Count; index++)
{
string name = parameterNames[index];
IValueProvider provider = parameters[name];
BindingExceptionValueProvider exceptionProvider = provider as BindingExceptionValueProvider;
if (exceptionProvider != null)
{
bindingExceptions.Add(exceptionProvider.Exception);
}
reflectionParameters[index] = await parameters[name].GetValueAsync();
}
IDelayedException delayedBindingException = null;
if (bindingExceptions.Count == 1)
{
delayedBindingException = new DelayedException(bindingExceptions[0]);
}
else if (bindingExceptions.Count > 1)
{
delayedBindingException = new DelayedException(new AggregateException(bindingExceptions));
}
return(new Tuple <object[], IDelayedException>(reflectionParameters, delayedBindingException));
}
private static object[] PrepareParameters(IReadOnlyList <string> parameterNames,
IReadOnlyDictionary <string, IValueProvider> parameters, out IDelayedException delayedBindingException)
{
object[] reflectionParameters = new object[parameterNames.Count];
List <Exception> bindingExceptions = new List <Exception>();
for (int index = 0; index < parameterNames.Count; index++)
{
string name = parameterNames[index];
IValueProvider provider = parameters[name];
BindingExceptionValueProvider exceptionProvider = provider as BindingExceptionValueProvider;
if (exceptionProvider != null)
{
bindingExceptions.Add(exceptionProvider.Exception);
}
reflectionParameters[index] = parameters[name].GetValue();
}
if (bindingExceptions.Count == 0)
{
delayedBindingException = null;
}
else if (bindingExceptions.Count == 1)
{
delayedBindingException = new DelayedException(bindingExceptions[0]);
}
else
{
delayedBindingException = new DelayedException(new AggregateException(bindingExceptions));
}
return(reflectionParameters);
}