Method check

kdevplatform/language/duchain/ducontext.cpp:575–606

    }

    Declaration* check(Declaration* declaration) const
    {
        ///@todo This is C++-specific
        if (m_ownType != DUContext::Class && m_ownType != DUContext::Template
            && m_position.isValid() && m_position <= declaration->range().start) {
            return nullptr;
        }

        if (declaration->kind() == Declaration::Alias && !(m_flags & DUContext::DontResolveAliases)) {
            //Apply alias declarations
            auto* alias = static_cast<AliasDeclaration*>(declaration);
            if (alias->aliasedDeclaration().isValid()) {
                declaration = alias->aliasedDeclaration().declaration();
            } else {
                qCDebug(LANGUAGE) << "lost aliased declaration";
            }
        }

        if (declaration->kind() == Declaration::NamespaceAlias && !(m_flags & DUContext::NoFiltering)) {
            return nullptr;
        }

        if (( m_flags& DUContext::OnlyFunctions ) && !declaration->isFunctionDeclaration()) {
            return nullptr;
        }

        if (m_dataType && m_dataType->indexed() != declaration->indexedType()) {
            return nullptr;
        }

        return declaration;
    }

    DUContext::SearchFlags m_flags;
    const AbstractType::Ptr m_dataType;