Esempio n. 1
0
BCSYM_Container*
Bindable::BasesIter::GetNextBase
(
    BCSYM_GenericTypeBinding **BaseGenericBinding
)
{
    BCSYM *Base;

    if (!m_IteratorStarted)
    {
        m_IteratorStarted = true;
        Base = GetFirst();
    }
    else
    {
        Base = GetNext();
    }

    if (BaseGenericBinding)
    {
        if (Base && Base->IsGenericTypeBinding())
        {
            *BaseGenericBinding = Base->PGenericTypeBinding();
        }
        else
        {
            *BaseGenericBinding = NULL;
        }
    }

    return Base->PContainer();
}
bool CLSComplianceChecker::IsTypeCLSCompliant(
    BCSYM * RawType,
    BCSYM_NamedRoot * NamedContext)
{
    BCSYM *ActualType = RawType->ChaseToType();

    if (!ActualType ||
        (ActualType->IsNamedRoot() &&
         ActualType->PNamedRoot()->IsBadNamedRoot()))
    {
        return true;
    }

    // Return true for generic params because its constraints are anyway verified separately
    //
    if (ActualType->IsGenericParam())
    {
        return true;
    }

    VSASSERT( ActualType->IsContainer(),
                    "What else can a chased type be ?");

    if (ActualType->IsGenericBinding())
    {
        NameTypeArguments **RawTypeArgumentsSets =
            RawType->IsNamedType() ? RawType->PNamedType()->GetArgumentsArray() : NULL;

        unsigned CountOfRawTypeArgumentsSets =
            RawType->IsNamedType() ? RawType->PNamedType()->GetNameCount() : 0;

        NameTypeArguments *CurrentRawTypeArgumentsSet = NULL;
        unsigned CurrentRawTypeArgumentsSetIndex = CountOfRawTypeArgumentsSets;

        for(BCSYM_GenericTypeBinding *GenericBinding = ActualType->PGenericTypeBinding();
            GenericBinding;
            GenericBinding = GenericBinding->GetParentBinding())
        {
            if (RawTypeArgumentsSets && CurrentRawTypeArgumentsSetIndex > 0)
            {
                CurrentRawTypeArgumentsSet = RawTypeArgumentsSets[--CurrentRawTypeArgumentsSetIndex];

                if (CurrentRawTypeArgumentsSet &&
                    CurrentRawTypeArgumentsSet->m_BoundGenericBinding != GenericBinding)
                {
                    // Lost the one to one mapping between actual type and raw type, so
                    // invalidate and do not use the raw type argument locations.

                    CurrentRawTypeArgumentsSet = NULL;
                }
            }

            unsigned GenericArgumentCount = GenericBinding->GetArgumentCount();
            for(unsigned Index = 0; Index < GenericArgumentCount; Index++)
            {
                BCSYM *ArgumentType = GenericBinding->GetArgument(Index);

                if (!IsTypeCLSCompliant(ArgumentType, NamedContext))
                {
                    Location *ErrorLocation = NULL;

                    if (CurrentRawTypeArgumentsSet &&
                        CurrentRawTypeArgumentsSet->m_ArgumentCount > 0)
                    {
                        ErrorLocation = CurrentRawTypeArgumentsSet->GetArgumentLocation(Index);
                    }

                    if (!ErrorLocation)
                    {
                        ErrorLocation =
                            RawType->IsNamedType() ?
                                RawType->GetLocation() :
                                NamedContext->GetLocation();
                    }

                    ReportErrorAtLocation(
                        WRNID_TypeNotCLSCompliant1,
                        ErrorLocation,
                        NamedContext,
                        ArgumentType->ChaseToType()->GetErrorName(m_Compiler));
                }
            }
        }

        return IsTypeCLSCompliant(ActualType->PGenericTypeBinding()->GetGeneric(), NamedContext);
    }

    return ActualType->PContainer()->IsCLSCompliant();
}