Statement.cc

/*
 * Copyright © 2006-2021 Dynare Team
 *
 * This file is part of Dynare.
 *
 * Dynare 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.
 *
 * Dynare 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 Dynare.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "Statement.hh"
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wold-style-cast"
#include <boost/xpressive/xpressive.hpp>
#pragma GCC diagnostic pop
#include <utility>

void
Statement::checkPass(ModFileStructure &mod_file_struct, WarningConsolidation &warnings)
{
}

void
Statement::computingPass(const ModFileStructure &mod_file_struct)
{
}

NativeStatement::NativeStatement(string native_statement_arg) :
  native_statement{move(native_statement_arg)}
{
}

void
NativeStatement::writeOutput(ostream &output, const string &basename, bool minimal_workspace) const
{
  using namespace boost::xpressive;
  string date_regex = R"((-?\d+([YyAa]|[Mm]([1-9]|1[0-2])|[Qq][1-4]|[SsHh][1-2])))";
  sregex regex_lookbehind = sregex::compile(R"((?<!\$|\d|[a-zA-Z_]|-|'))" + date_regex);
  sregex regex_dollar = sregex::compile(R"((\$))" + date_regex);

  string ns = regex_replace(native_statement, regex_lookbehind, "dates('$&')");
  ns = regex_replace(ns, regex_dollar, "$2"); //replace $DATE with DATE
  output << ns << endl;
}

void
NativeStatement::writeJsonOutput(ostream &output) const
{
  output << R"({"statementName": "native")"
         << R"(, "string": ")";

  // A similar code is in VerbatimStatement::writeJsonOutput()
  for (auto ch : native_statement)
    switch (ch)
      {
      case '\b':
	output << R"(\b)";
	break;

      case '\f':
	output << R"(\f)";