IBittyBuzzClosureRegister.h

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#ifndef __IBITTYBUZZCLOSUREREGISTER_H_
#define __IBITTYBUZZCLOSUREREGISTER_H_
 
#include "bittybuzz/BittyBuzzFunctionDescription.h"
#include <bbzvm.h>
#include <optional>
 
class BittyBuzzRegisteredClosure {
  public:
    BittyBuzzRegisteredClosure(uint16_t closureId,
                               BittyBuzzFunctionDescription description,
                               bbzheap_idx_t closureHeapIdx,
                               bbzheap_idx_t selfHeapIdx);
 
    uint16_t m_closureId;
    bbzheap_idx_t m_closureHeapIdx;
    bbzheap_idx_t m_selfHeapIdx;
    BittyBuzzFunctionDescription m_description;
};
 
class IBittyBuzzClosureRegister {
  public:
    virtual ~IBittyBuzzClosureRegister() = default;
 
    virtual bool registerClosure(const char* functionName,
                                 bbzheap_idx_t closureHeapIdx,
                                 bbzheap_idx_t selfHeapIdx,
                                 const BittyBuzzFunctionDescription& description) = 0;
 
    virtual void clearClosures() = 0;
    virtual std::optional<std::reference_wrapper<const BittyBuzzRegisteredClosure>>
    getRegisteredClosure(const char* functionName) const = 0;
 
    virtual std::optional<std::reference_wrapper<const BittyBuzzRegisteredClosure>>
    getRegisteredClosure(uint16_t idx) const = 0;
 
    virtual uint16_t getRegisteredClosureLength() const = 0;
};
 
#endif // __IBITTYBUZZCLOSUREREGISTER_H_