#include "leditdist.hpp"

#include "editdist.hpp"

#include <cassert>

namespace aspeller {

  inline int edit_distance(ParmString a, ParmString b, 

         int level, // starting level

         int limit, // maximum level

         const EditDistanceWeights & w 

         = EditDistanceWeights()) 

  {

    int score;

    assert(level > 0  && limit >= level);

    do {

      if (level == 2) {

  score = limit2_edit_distance(a,b,w);

      } else if (level < 5) {

  score = limit_edit_distance(a,b,level,w);

      } else {

  score = edit_distance(a,b,w);

      }

      ++level;

    } while (score >= LARGE_NUM && level <= limit);

    return score;

  }

}