internal static Type GetListItemType(TypeModel model, Type listType)
{
if (((listType != model.MapType(typeof(string))) && !listType.IsArray) && model.MapType(typeof(IEnumerable)).IsAssignableFrom(listType))
{
BasicList candidates = new BasicList();
foreach (MethodInfo info in listType.GetMethods())
{
if (!info.IsStatic && !(info.Name != "Add"))
{
Type type;
ParameterInfo[] parameters = info.GetParameters();
if ((parameters.Length == 1) && !candidates.Contains(type = parameters[0].ParameterType))
{
candidates.Add(type);
}
}
}
string name = listType.Name;
if ((name == null) || ((name.IndexOf("Queue") < 0) && (name.IndexOf("Stack") < 0)))
{
TestEnumerableListPatterns(model, candidates, listType);
foreach (Type type2 in listType.GetInterfaces())
{
TestEnumerableListPatterns(model, candidates, type2);
}
}
foreach (PropertyInfo info2 in listType.GetProperties(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance))
{
if (!(info2.Name != "Item") && !candidates.Contains(info2.PropertyType))
{
ParameterInfo[] indexParameters = info2.GetIndexParameters();
if ((indexParameters.Length == 1) && !(indexParameters[0].ParameterType != model.MapType(typeof(int))))
{
candidates.Add(info2.PropertyType);
}
}
}
switch (candidates.Count)
{
case 0:
return(null);
case 1:
return((Type)candidates[0]);
case 2:
if (!CheckDictionaryAccessors(model, (Type)candidates[0], (Type)candidates[1]))
{
if (CheckDictionaryAccessors(model, (Type)candidates[1], (Type)candidates[0]))
{
return((Type)candidates[1]);
}
break;
}
return((Type)candidates[0]);
}
}
return(null);
}
private static void TestEnumerableListPatterns(TypeModel model, BasicList candidates, Type iType)
{
if (iType.IsGenericType)
{
Type genericTypeDefinition = iType.GetGenericTypeDefinition();
if (((genericTypeDefinition == model.MapType(typeof(IEnumerable <>))) || (genericTypeDefinition == model.MapType(typeof(ICollection <>)))) || (genericTypeDefinition.FullName == "System.Collections.Concurrent.IProducerConsumerCollection`1"))
{
Type[] genericArguments = iType.GetGenericArguments();
if (!candidates.Contains(genericArguments[0]))
{
candidates.Add(genericArguments[0]);
}
}
}
}