/*
  Copyright(C) 2013-2016 Brazil

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

#pragma once

#include "../grn_ctx.h"
#include "../grn_expr.h"

#ifdef __cplusplus
extern "C" {
#endif

void grn_mrb_expr_init(grn_ctx *ctx);

grn_obj *grn_mrb_expr_rewrite(grn_ctx *ctx, grn_obj *expr);
scan_info **grn_mrb_scan_info_build(grn_ctx *ctx,
                                    grn_obj *expr,
                                    int *n,
                                    grn_operator op,
                                    bool record_exist);
unsigned int grn_mrb_expr_estimate_size(grn_ctx *ctx,
                                        grn_obj *expr,
                                        grn_obj *table);

#ifdef __cplusplus
}
#endif

