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#pragma once
namespace storm {
STORM_PKG(core.lang);
/**
* Description of a slot inside a VTable.
*/
class VTableSlot {
STORM_VALUE;
public:
enum VType {
tNone, tCpp, tStorm
};
STORM_CTOR VTableSlot();
STORM_CTOR VTableSlot(VType t, Nat offset);
// Type of entry.
VType type;
// Offset into the specified vtable.
Nat offset;
// A valid slot?
inline Bool STORM_FN valid() const {
return type != tNone;
}
// Compare.
Bool STORM_FN operator ==(VTableSlot o) const;
inline Bool STORM_FN operator !=(VTableSlot o) const { return !(*this == o); }
// Output.
void STORM_FN toS(StrBuf *to) const;
};
// Helpers:
VTableSlot STORM_FN cppSlot(Nat id);
VTableSlot STORM_FN stormSlot(Nat id);
// To string.
wostream &operator <<(wostream &to, const VTableSlot &pos);
}
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