StackTrace/dump.cpp at main · Linar46/StackTrace · GitHub

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#pragma once
#include <wx/stackwalk.h>
#include <vector>

class wxStackTrace final : public wxStackWalker
{
public:
  using StackFrameCollection = std::vector<wxStackFrame>;
  using SizeType = typename StackFrameCollection::size_type;

  wxStackTrace() noexcept : wxStackTrace(1, false) {}
  wxStackTrace(const wxStackTrace &) noexcept = default;
  wxStackTrace(wxStackTrace &&) noexcept = default;
  explicit wxStackTrace(bool needFileInfo) noexcept : wxStackTrace(1, needFileInfo) {}
  explicit wxStackTrace(size_t skipFrames) noexcept : wxStackTrace{skipFrames + 1, false} {}

  wxStackTrace(SizeType skipFrames, bool needFileInfo) noexcept : wxStackWalker{}, needFileInfo{needFileInfo}
  {
    try
    {
      Walk(skipFrames + internalOffset);
    }
    catch (...)
    {
      frames.clear();
    }
  }

  SizeType FrameCount() const noexcept
  {
    return frames.size();
  }

  const wxStackFrame &GetFrame(SizeType index) const noexcept
  {
    static auto emptyStackFrame = wxStackFrame{};
    if (frames.size() == 0)
      return emptyStackFrame;
    if (index > frames.size() - 1)
      index = frames.size() - 1;
    return frames[index];
  }

  const StackFrameCollection &GetFrames() const noexcept
  {
    return frames;
  }

  // wxString ToString() const noexcept { // need to fix this and <filename unknown> issue possibly with configs
  //   auto result = wxString {};
  //   for (const auto& frame : frames)
  //     result += wxString::Format(needFileInfo ? "   at %s in %s:line %lu\n" : "   at %s\n", frame.GetName(), frame.GetFileName().empty() ? "<filename unknown>" : frame.GetFileName(), frame.GetLine());
  //   return result;
  // }

  wxString ToString() const noexcept
  {
    wxString result;
    for (const auto &frame : frames)
    {
      if (needFileInfo)
      {
        // result += wxString::Format(
        //     "   at %s in %s:line %lu\n",
        //     frame.GetName(),
        //     frame.GetFileName().empty() ? "<filename unknown>" : frame.GetFileName(),
        //     static_cast<unsigned long>(frame.GetLine()));
        result += frame.GetFileName();
      }
      else
      {
        result += wxString::Format("   at %s\n", frame.GetName());
      }
    }
    return result;
  }

  wxStackTrace &operator=(const wxStackTrace &) noexcept = default;
  wxStackTrace &operator=(wxStackTrace &&) noexcept = default;

private:
  void OnStackFrame(const wxStackFrame &frame) override
  {
    frames.push_back(frame);
  }

  // static constexpr SizeType internalOffset = 3;
  static constexpr SizeType internalOffset = 0;
  StackFrameCollection frames;
  bool needFileInfo = false;
};