private static bool IsSubTypeOf(List <TypeDefinition> types, TypeIdentity parent, TypeIdentity child)
{
var childDef = types.Find(t => t.Identity.Equals(child));
var directParent = childDef.BaseType;
while (directParent != null)
{
if (parent.Equals(directParent))
{
return(true);
}
var directParentDef = types.Find(t => t.Identity.Equals(directParent));
directParent = directParentDef.BaseType;
}
foreach (var baseInterface in childDef.BaseInterfaces)
{
if (parent.Equals(baseInterface))
{
return(true);
}
}
return(false);
}
private bool AvailableTypeMatchesRequiredType(TypeIdentity requiredType, TypeIdentity availableType)
{
return((availableType != null) && (requiredType.Equals(availableType) || m_Repository.IsSubTypeOf(requiredType, availableType)));
}
public static bool OpenGenericIsAssignableFrom(
TypeIdentity openGeneric,
TypeDefinition type,
Func<TypeIdentity, TypeDefinition> toDefinition)
{
// Terminate recursion
if ((type == null) || openGeneric.Equals(type))
{
return false;
}
// typeToCheck is a closure of openGenericType
var isClosureOfGenericType = type.Identity.IsGenericType && openGeneric.Equals(type.GenericTypeDefinition);
// typeToCheck is the subclass of a closure of openGenericType
var isSubClassOfClosure = OpenGenericIsAssignableFrom(openGeneric, toDefinition(type.BaseType), toDefinition);
// typeToCheck inherits from an interface which is the closure of openGenericType
var inheritsClosureInterface = type.BaseInterfaces.Any(
interfaceType => OpenGenericIsAssignableFrom(openGeneric, toDefinition(interfaceType), toDefinition));
return isClosureOfGenericType || isSubClassOfClosure || inheritsClosureInterface;
}
private bool AvailableTypeMatchesRequiredType(TypeIdentity requiredType, TypeIdentity availableType)
{
return (availableType != null) && (requiredType.Equals(availableType) || m_Repository.IsSubTypeOf(requiredType, availableType));
}
private static bool IsSubTypeOf(List<TypeDefinition> types, TypeIdentity parent, TypeIdentity child)
{
var childDef = types.Find(t => t.Identity.Equals(child));
var directParent = childDef.BaseType;
while (directParent != null)
{
if (parent.Equals(directParent))
{
return true;
}
var directParentDef = types.Find(t => t.Identity.Equals(directParent));
directParent = directParentDef.BaseType;
}
foreach (var baseInterface in childDef.BaseInterfaces)
{
if (parent.Equals(baseInterface))
{
return true;
}
}
return false;
}