////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2020-2022 The Octave Project Developers
//
// See the file COPYRIGHT.md in the top-level directory of this
// distribution or <https://octave.org/copyright/>.
//
// This file is part of Octave.
//
// Octave is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Octave is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Octave; see the file COPYING.  If not, see
// <https://www.gnu.org/licenses/>.
//
////////////////////////////////////////////////////////////////////////

#if ! defined (octave_pt_spmd_command_h)
#define octave_pt_spmd_command_h 1

#include "octave-config.h"

#include "base-list.h"
#include "pt-cmd.h"
#include "pt-walk.h"

namespace octave
{
  class tree_comment_list;
  class tree_statement_list;

  // Spmd.

  class tree_spmd_command : public tree_command
  {
  public:

    tree_spmd_command (tree_statement_list *body, comment_list *lc,
                       comment_list *tc, int l = -1, int c = -1)
      : tree_command (l, c), m_body (body), m_lead_comm (lc), m_trail_comm (tc)
    { }

    // No copying!

    tree_spmd_command (const tree_spmd_command&) = delete;

    tree_spmd_command& operator = (const tree_spmd_command&) = delete;

    ~tree_spmd_command (void);

    tree_statement_list * body (void) { return m_body; }

    comment_list * leading_comment (void) { return m_lead_comm; }

    comment_list * trailing_comment (void) { return m_trail_comm; }

    void accept (tree_walker& tw)
    {
      tw.visit_spmd_command (*this);
    }

  private:

    // List of commands.
    tree_statement_list *m_body;

    // Comment preceding SPMD token.
    comment_list *m_lead_comm;

    // Comment preceding ENDSPMD token.
    comment_list *m_trail_comm;
  };
}

#endif