86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
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#ifndef PORYGONLANG_EVALVALUEPOINTER_HPP
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#define PORYGONLANG_EVALVALUEPOINTER_HPP
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#include "EvalValues/EvalValue.hpp"
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namespace Porygon::Evaluation {
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class EvalValuePointer {
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const EvalValue *_ptr;
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public:
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EvalValuePointer(const EvalValue* p) :_ptr(p){};
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EvalValuePointer(const EvalValuePointer& b){
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if (b._ptr == nullptr){
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_ptr = nullptr;
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} else{
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_ptr = b._ptr->Clone();
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}
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};
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EvalValuePointer(){
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_ptr = nullptr;
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};
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~EvalValuePointer(){
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delete _ptr;
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}
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[[nodiscard]]
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inline const EvalValue* Get() const{
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return _ptr;
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}
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[[nodiscard]]
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inline const EvalValue* Clone() const{
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if (_ptr == nullptr){
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return nullptr;
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}
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return _ptr->Clone();
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}
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inline const EvalValue* Take(){
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auto p = _ptr;
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_ptr = nullptr;
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return p;
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}
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inline void ClearAssign(const EvalValue* n){
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delete _ptr;
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_ptr = n;
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}
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inline const bool HasValue() const{
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return _ptr == nullptr;
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}
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inline const EvalValue* operator ->() const{
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return Get();
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}
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inline bool operator == (const EvalValuePointer& b) const{
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if (!_ptr){
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return !b._ptr;
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}
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if (!b._ptr) return false;
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return _ptr->operator==(b._ptr);
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}
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inline bool operator != (const EvalValuePointer& b) const{
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if (!_ptr){
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return b._ptr;
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}
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if (!b._ptr) return false;
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return _ptr->operator!=(b._ptr);
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}
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EvalValuePointer& operator =(const EvalValuePointer& a){
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if (a._ptr == nullptr){
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_ptr = nullptr;
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} else{
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_ptr = a._ptr->Clone();
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}
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return *this;
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};
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};
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}
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#endif //PORYGONLANG_EVALVALUEPOINTER_HPP
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