ObservableExtractor.h

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#pragma once
 
#include <string>
#include <vector>
#include <unordered_map>
#include <algorithm>
#include <optional>
#include <memory>
 
#include "IOutputExtractor.h"
#include "ObservableInterface.h"
#include "Include.h"
 
std::string obs_key(const ObservableId& obs, QCDOrder ord);
std::string obs_key_bin(const ObservableId& obs, QCDOrder ord, double bmin, double bmax);
 
class ObservableExtractor : public IOutputExtractor {
public:
    ObservableExtractor(ObservableInterface& oi, QCDOrder ord)
        : oi_(oi), ord_(ord) {}
 
    std::vector<std::string> schema(const OutputSpec& spec) const override;
 
    void extract(std::unordered_map<std::string, Value>& outY,
                 const OutputSpec& spec) const override;
 
private:
    ObservableInterface& oi_;
    QCDOrder ord_;
};