src/lib/inspect_deprecated/query/json_formatter.h

// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SRC_LIB_INSPECT_DEPRECATED_QUERY_JSON_FORMATTER_H_
#define SRC_LIB_INSPECT_DEPRECATED_QUERY_JSON_FORMATTER_H_

#include "formatter.h"

namespace inspect_deprecated {
class JsonFormatter : public Formatter {
 public:
  struct Options {
    // The number of spaces used to indent nested values.
    // If indent is 0, the output will be kept compact on a single line.
    size_t indent = 4;
  };

  JsonFormatter(Options options, PathFormat path_format = PathFormat::NONE)
      : Formatter(path_format), options_(std::move(options)) {}
  ~JsonFormatter() = default;

  std::string FormatSourceLocations(
      const std::vector<inspect_deprecated::Source>& sources) const override;

  std::string FormatChildListing(
      const std::vector<inspect_deprecated::Source>& sources) const override;

  std::string FormatSourcesRecursive(
      const std::vector<inspect_deprecated::Source>& sources) const override;

  std::string FormatHealth(const std::vector<inspect_deprecated::Source>& sources) const override;

 private:
  template <typename WriterType>
  void InternalFormatSourceLocations(WriterType& writer,
                                     const std::vector<inspect_deprecated::Source>& sources) const;

  template <typename WriterType>
  void InternalFormatChildListing(WriterType& writer,
                                  const std::vector<inspect_deprecated::Source>& sources) const;

  template <typename WriterType>
  void InternalFormatSourcesRecursive(WriterType& writer,
                                      const std::vector<inspect_deprecated::Source>& sources) const;

  template <typename WriterType>
  void InternalFormatHealth(WriterType& writer,
                            const std::vector<inspect_deprecated::Source>& sources) const;

  Options options_;
};

}  // namespace inspect_deprecated

#endif  // SRC_LIB_INSPECT_DEPRECATED_QUERY_JSON_FORMATTER_H_