FunctionParameter.h

// FunctionParameter.h
//
 
namespace nkScripts
{
    struct UserTypeHolder
    {
        nkMemory::String _userTypeName ;  
        void* _userData = nullptr ;       
        ScriptObjectView _objectRef ;     
    } ;
}
 
namespace nkScripts
{
    struct FunctionParameter final
    {
        // Functions
        FunctionParameter () noexcept ;
        explicit FunctionParameter (bool val) noexcept ;
        explicit FunctionParameter (int val) noexcept ;
        explicit FunctionParameter (float val) noexcept ;
        explicit FunctionParameter (double val) noexcept ;
        FunctionParameter (const char* val) noexcept ;
        FunctionParameter (nkMemory::StringView val) noexcept ;
        FunctionParameter (void* val, nkMemory::StringView userTypeName, bool scriptOwner) noexcept ;
        FunctionParameter (const ScriptObjectReference& scriptObjectReference) noexcept ;
        FunctionParameter (const FunctionParameter& other) noexcept ;
        FunctionParameter (FunctionParameter&& other) noexcept ;
        ~FunctionParameter () ;
 
        // Utilities
        void prepareForInternalType () ;
        void prepareForString () ;
        void prepareForUserType () ;
        void prepareForScriptObjectReference () ;
 
        // Operators
        FunctionParameter& operator= (const FunctionParameter& other) noexcept ;
        FunctionParameter& operator= (FunctionParameter&& other) noexcept ;
 
        // Arguments
        union
        {
            bool _valBool ;
            int _valInt ;
            float _valFloat ;
            double _valDouble ;
            nkMemory::String _valString ;
            UserTypeHolder _valUser ;
            ScriptObjectReference _valScriptObject ;
        } ;
 
        FUNCTION_PARAMETER_TYPE _type ; 
 
        static FunctionParameter VOID ;
    } ;
}