91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
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#ifndef PORYGONLANG_EVALVALUE_HPP
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#define PORYGONLANG_EVALVALUE_HPP
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#include "../../ScriptType.hpp"
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#include "../EvaluationException.hpp"
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#include <string>
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#include <sstream>
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#include <memory>
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namespace Porygon::Evaluation {
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class EvalValue {
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public:
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EvalValue() = default;
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virtual ~EvalValue() = default;
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virtual const TypeClass GetTypeClass() const = 0;
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virtual const bool operator==(EvalValue *b) const = 0;
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virtual const bool operator!=(EvalValue *b) const {
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return !(this->operator==(b));
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}
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virtual const shared_ptr<EvalValue> Clone() const = 0;
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virtual const long EvaluateInteger() const {
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throw EvaluationException("Can't evaluate this EvalValue as integer.");
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}
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virtual const double EvaluateFloat() const {
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throw EvaluationException("Can't evaluate this EvalValue as float.");
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}
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virtual const bool EvaluateBool() const {
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throw EvaluationException("Can't evaluate this EvalValue as bool.");
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}
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virtual const std::u16string EvaluateString() const {
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throw EvaluationException("Can't evaluate this EvalValue as string.");
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}
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virtual const std::size_t GetHashCode() const = 0;
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virtual const shared_ptr<EvalValue> IndexValue(EvalValue *val) const {
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throw EvaluationException("Can't index this EvalValue");
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}
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virtual const shared_ptr<EvalValue> IndexValue(uint32_t hash) const {
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throw EvaluationException("Can't index this EvalValue");
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}
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virtual void SetIndexValue(EvalValue *key, const shared_ptr<EvalValue> &value) const {
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throw EvaluationException("Can't index this EvalValue");
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}
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};
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class BooleanEvalValue : public EvalValue {
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const bool _value;
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public:
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explicit BooleanEvalValue(bool val)
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: _value(val) {
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}
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const shared_ptr<EvalValue> Clone() const final {
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return make_shared<BooleanEvalValue>(_value);
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}
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const TypeClass GetTypeClass() const final {
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return TypeClass::Bool;
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}
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const bool EvaluateBool() const final {
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return _value;
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}
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const bool operator==(EvalValue *b) const final {
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if (b->GetTypeClass() != TypeClass::Bool)
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return false;
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return this->EvaluateBool() == b->EvaluateBool();
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};
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const std::size_t GetHashCode() const final {
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return _value;
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}
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};
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}
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#endif //PORYGONLANG_EVALVALUE_HPP
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