Program Listing for File streamable_parser.hpp

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#pragma once

/*******************************************************************************
 * Includes
 ******************************************************************************/
#include <string>

#include "rcppsw/rcppsw.hpp"

/*******************************************************************************
 * Namespaces/Decls
 ******************************************************************************/
namespace rcppsw::config {

/*******************************************************************************
 * Class Definitions
 ******************************************************************************/
class streamable_parser {
  virtual ~streamable_parser(void) = default;

  static constexpr size_t kColumnWidth = 100;
  static constexpr size_t kHeader1 = 1;
  static constexpr size_t kHeader2 = 2;
  static constexpr size_t kHeader3 = 3;
  static constexpr size_t kHeader4 = 4;

  explicit streamable_parser(size_t level) : m_level(level) {}

  virtual void show(std::ostream&) const = 0;

  std::string header_build(const std::string& xml_root) const;

  std::string footer_build(const std::string& xml_root) const;

  size_t level(void) const { return m_level; }

  friend std::ostream& operator<<(std::ostream& stream,
                                  const streamable_parser& parser) {
    parser.show(stream);
    return stream;
  } /* operator<<() */

 private:
  /* clang-format off */
  size_t m_level;
  /* clang-format on */
};

} /* namespace rcppsw::config */