NameStackRegistry.cc

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#include "fhiclcpp/types/detail/NameStackRegistry.h"
#include "fhiclcpp/exception.h"
#include <iostream>
#include <regex>
#include <string>
#include <vector>

namespace fhicl {

  std::string
  NameStackRegistry::full_key(std::string const& name)
  {
    if (name.empty()) {
      throw exception{error::other, "NameStackRegistry::full_key"}
        << "Cannot insert empty name into 'NameStackRegistry'.\n";
    }

    if (names_.empty() ||
        std::regex_match(name, std::regex{R"(\[\d+\])"})) // Sequence elements
      names_.emplace_back(name);
    else
      names_.emplace_back("." + name);
    return std::accumulate(names_.begin(), names_.end(), std::string{});
  }
}

// Local variables:
// mode: c++
// End: