#pragma once

namespace vcsn
{
  // lib/vcsn/dyn/type-ast.hh.
  namespace ast
  {
    class ast_node;
    class automaton;
    class context;
    class expansionset;
    class expressionset;
    class genset;
    class letterset;
    class nullableset;
    class oneset;
    class other;
    class polynomialset;
    class tuple;
    class tupleset;
    class weightset;
    class wordset;
  }
}
