interface ITypeLoader
{
    IEnumerable<Type> Types { get; set;}
    void Load(Assembly assembly);
}
 
interface ITypeLoader2
{
    IEnumerable<Type> GetTypes(Predicate<Type> predicate);
    void Load(Assembly assembly);
}
 
interface IConvention
{
    Predicate<Type> Condition { get; set;}
}
 
interface IModel
{
    IEnumerable<IConvention> Conventions { get; set;}
    IEnumerable<ComposablePartDefinition> GetParts(ITypeLoader loader);
}