YamlInputReader.h

Go to the documentation of this file.

#ifndef YAML_INPUT_READER_H
#define YAML_INPUT_READER_H
 
#include <memory>
#include <string>
#include <vector>
#include <stdexcept>
#include <variant>
 
#include "YamlParser.h"
#include "DBNode.h"
#include "LhaID.h"
 
struct YamlInputParam {
    std::string block_name;
    LhaID pdg_code;
};
 
struct YamlScanParam {
    std::string block_name;
    LhaID pdg_code;
    double min_val;
    double max_val;
    double step_val;
};
 
class YamlInputReader {
public:
    explicit YamlInputReader(const std::string& filename);
 
    std::vector<YamlInputParam> get_input_params() const;
    std::vector<YamlScanParam>  get_scan_params() const;
 
private:
    YAMLParser yaml_p;
    std::shared_ptr<DBNode> root_;
 
    static std::string unquote(std::string s);
 
    static std::string as_string(const DBNode::Value& v, const std::string& ctx);
    static double      as_double(const DBNode::Value& v, const std::string& ctx);
    static std::shared_ptr<DBNode> as_node(const DBNode::Value& v, const std::string& ctx);
};
 
#endif