private void Handle <T, A>(List <IFact <T> > facts, Type type, MethodInfo method,
Func <A, object, IFact <T> > withContext,
Func <A, object, IFact <T> > withoutContext,
Func <A, object, IFact <T> > asyncWithContext,
Func <A, object, IFact <T> > asyncWithoutContext)
where A : Attribute
{
var innerParameterType = typeof(T);
var contextParameterType = typeof(Context <T>);
var label = _labelMaker.MakeLabel(method);
foreach (A attribute in method.GetCustomAttributes(typeof(A), false))
{
var instance = type.GetConstructor(new Type[0]).Invoke(new object[0]);
var parameterType = method.GetParameters().First().ParameterType;
if (method.ReturnType == typeof(Task))
{
if (parameterType == contextParameterType)
{
var fact = asyncWithContext(attribute, instance);
fact.Label = label;
facts.Add(fact);
}
else if (parameterType == innerParameterType)
{
var fact = asyncWithoutContext(attribute, instance);
fact.Label = label;
facts.Add(fact);
}
}
else
{
if (parameterType == contextParameterType)
{
var fact = withContext(attribute, instance);
fact.Label = label;
facts.Add(fact);
}
else if (parameterType == innerParameterType)
{
var fact = withoutContext(attribute, instance);
fact.Label = label;
facts.Add(fact);
}
}
}
}
