File gettoolbox.h

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#ifndef TEMPLAT_LATTICE_ALGEBRA_HELPERS_GETTOOLBOX_H
#define TEMPLAT_LATTICE_ALGEBRA_HELPERS_GETTOOLBOX_H

/* This file is part of TempLat, available at https://cosmolattice.github.io/templat .
   Copyright 2021-2026 The TempLat authors, see AUTHORS.md.
   Released under the MIT license, see LICENSE.md. */

// File info: Main contributor(s): Wessel Valkenburg, Year: 2019

#include "TempLat/lattice/algebra/helpers/hastoolbox.h"
#include "TempLat/lattice/algebra/helpers/getstring.h"

namespace TempLat
{
  MakeException(GetToolBoxException);

  class GetToolBox
  {
  public:
    GetToolBox() = delete;

    // Put public methods here. These should change very little over time.
    template <typename U>
      requires HasToolBox<U>
    static auto get(U &&obj)
    {
      return obj.getToolBox();
    }

    template <typename U>
      requires(!HasToolBox<U>)
    static std::nullptr_t get(U &&obj)
    {
      throw GetToolBoxException("Object does not have a toolbox: " + GetString::get(obj));
      return std::nullptr_t();
    }
  };
} // namespace TempLat

#endif