public static Type GetItemTypeOfClosedGenericIEnumerable(Type enumerableType, string argumentName)
{
LinqUtility.CheckNotNull("enumerableType", enumerableType);
LinqUtility.CheckNotNullOrEmpty("argumentName", argumentName);
Type itemType;
if (!TryGetItemTypeOfClosedGenericIEnumerable(enumerableType, out itemType))
{
var message = string.Format("Expected a closed generic type implementing IEnumerable<T>, but found '{0}'.", enumerableType);
throw new ArgumentException(message, argumentName);
}
return(itemType);
}
