/*
 * Copyright 2011, Rene Gollent, rene@gollent.com.
 * Distributed under the terms of the MIT License.
 */
#ifndef TYPE_LOOKUP_CONSTRAINTS_H
#define TYPE_LOOKUP_CONSTRAINTS_H


#include <String.h>

#include "Type.h"


class TypeLookupConstraints {
public:
                                                                TypeLookupConstraints();
                                                                        // no constraints
                                                                TypeLookupConstraints(type_kind typeKind);
                                                                        // constrain on type only
                                                                TypeLookupConstraints(type_kind typeKind,
                                                                        int32 subtypeKind);

                bool                                    HasTypeKind() const;
                bool                                    HasSubtypeKind() const;
                bool                                    HasBaseTypeName() const;
                type_kind                               TypeKind() const;
                int32                                   SubtypeKind() const;

                // TODO: This should be further generalized to being able to
                // pass a full set of constraints for the base type, not just the name
                const BString&                  BaseTypeName() const;

                void                                    SetTypeKind(type_kind typeKind);
                void                                    SetSubtypeKind(int32 subtypeKind);
                void                                    SetBaseTypeName(const BString& name);

private:
                type_kind                               fTypeKind;
                int32                                   fSubtypeKind;
                bool                                    fTypeKindGiven;
                bool                                    fSubtypeKindGiven;
                BString                                 fBaseTypeName;
};

#endif // TYPE_LOOKUP_CONSTRAINTS_H