EvalEnvironment.hpp

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#pragma once
#include <Pothos/Object.hpp>
#include <string>
#include <vector>
#include <memory>

namespace Pothos {
namespace Util {

class POTHOS_API EvalEnvironment
{
public:

    static std::shared_ptr<EvalEnvironment> make(void);

    EvalEnvironment(void);

    Pothos::Object eval(const std::string &expression);

    void registerConstantExpr(const std::string &key, const std::string &expr);

    void registerConstantObj(const std::string &key, const Pothos::Object &obj);

    void unregisterConstant(const std::string &key);

private:
    struct Impl; std::shared_ptr<Impl> _impl;

    static std::vector<std::string> splitExpr(const std::string &expr, const char tokenizer = '\0');

    Pothos::Object _evalList(const std::string &expr);
    Pothos::Object _evalMap(const std::string &expr);
};

} //namespace Util
} //namespace Pothos