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• .. (вверх)
• [DIR] ..
• [FILE] CMakeLists.txt
• [FILE] CircularBuffer.h
• [FILE] PerformanceEntry.h
• [FILE] PerformanceEntryBuffer.h
• [FILE] PerformanceEntryCircularBuffer.cpp
• [FILE] PerformanceEntryCircularBuffer.h
• [FILE] PerformanceEntryKeyedBuffer.cpp
• [FILE] PerformanceEntryKeyedBuffer.h
• [FILE] PerformanceEntryReporter.cpp
• [FILE] PerformanceEntryReporter.h
• [FILE] PerformanceObserver.cpp
• [FILE] PerformanceObserver.h
• [FILE] PerformanceObserverRegistry.cpp
• [FILE] PerformanceObserverRegistry.h
• [FILE] React-performancetimeline.podspec
• [DIR] tests

Просмотр файла: PerformanceEntry.h

/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

#pragma once

#include <react/timing/primitives.h>

#include <optional>
#include <string>
#include <variant>

namespace facebook::react {

using PerformanceEntryInteractionId = uint32_t;

enum class PerformanceEntryType {
  // We need to preserve these values for backwards compatibility.
  MARK = 1,
  MEASURE = 2,
  EVENT = 3,
  LONGTASK = 4,
  RESOURCE = 5,
  _NEXT = 6,
};

struct AbstractPerformanceEntry {
  std::string name;
  HighResTimeStamp startTime;
  HighResDuration duration = HighResDuration::zero();
};

struct PerformanceMark : AbstractPerformanceEntry {
  static constexpr PerformanceEntryType entryType = PerformanceEntryType::MARK;
};

struct PerformanceMeasure : AbstractPerformanceEntry {
  static constexpr PerformanceEntryType entryType =
      PerformanceEntryType::MEASURE;
};

struct PerformanceEventTiming : AbstractPerformanceEntry {
  static constexpr PerformanceEntryType entryType = PerformanceEntryType::EVENT;
  HighResTimeStamp processingStart;
  HighResTimeStamp processingEnd;
  PerformanceEntryInteractionId interactionId;
};

struct PerformanceLongTaskTiming : AbstractPerformanceEntry {
  static constexpr PerformanceEntryType entryType =
      PerformanceEntryType::LONGTASK;
};

struct PerformanceResourceTiming : AbstractPerformanceEntry {
  static constexpr PerformanceEntryType entryType =
      PerformanceEntryType::RESOURCE;
  /** Aligns with `startTime`. */
  HighResTimeStamp fetchStart;
  HighResTimeStamp requestStart;
  std::optional<HighResTimeStamp> connectStart;
  std::optional<HighResTimeStamp> connectEnd;
  std::optional<HighResTimeStamp> responseStart;
  /** Aligns with `duration`. */
  std::optional<HighResTimeStamp> responseEnd;
  std::optional<int> responseStatus;
};

using PerformanceEntry = std::variant<
    PerformanceMark,
    PerformanceMeasure,
    PerformanceEventTiming,
    PerformanceLongTaskTiming,
    PerformanceResourceTiming>;

struct PerformanceEntrySorter {
  bool operator()(const PerformanceEntry& lhs, const PerformanceEntry& rhs) {
    return std::visit(
        [](const auto& left, const auto& right) {
          if (left.startTime != right.startTime) {
            return left.startTime < right.startTime;
          }
          return left.duration < right.duration;
        },
        lhs,
        rhs);
  }
};

} // namespace facebook::react

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