Program Listing for File comparisons.cpp

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/* This file is part of brille.

Copyright © 2020 Greg Tucker <greg.tucker@stfc.ac.uk>

brille is free software: you can redistribute it and/or modify it under the
terms of the GNU Affero General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.

brille 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with brille. If not, see <https://www.gnu.org/licenses/>.            */

#include <string>
#include "comparisons.hpp"

template<>
std::string brille::to_string(const cmp& c){
  using namespace brille;
  std::string repr;
  switch(c)
  {
  case cmp::lt:    repr = "<";     break;
  case cmp::gt:    repr = ">";     break;
  case cmp::le:    repr = "<=";    break;
  case cmp::ge:    repr = ">=";    break;
  case cmp::eq:    repr = "==";    break;
  case cmp::nle:   repr = "!<=";   break;
  case cmp::nge:   repr = "!>=";   break;
  case cmp::neq:   repr = "!=";    break;
  case cmp::le_ge: repr = "<=|>="; break;
  default: repr = "unknown comparator";
  }
  return repr;
}

template<>
std::string brille::to_string(const brille::ops& o){
  using namespace brille;
  std::string repr;
  switch(o)
  {
  case ops::plus:  repr = "+";  break;
  case ops::minus: repr = "-";  break;
  case ops::times: repr = "*";  break;
  case ops::rdiv:  repr = "/";  break;
  case ops::ldiv:  repr = "\\"; break;
  default: repr = "unknown operator";
  }
  return repr;
}