// See www.openfst.org for extensive documentation on this weighted
  // finite-state transducer library.
  
  #ifndef FST_SCRIPT_CLOSURE_H_
  #define FST_SCRIPT_CLOSURE_H_
  
  #include <utility>
  
  #include <fst/closure.h>
  #include <fst/script/fst-class.h>
  
  namespace fst {
  namespace script {
  
  using ClosureArgs = std::pair<MutableFstClass *, const ClosureType>;
  
  template <class Arc>
  void Closure(ClosureArgs *args) {
    MutableFst<Arc> *fst = std::get<0>(*args)->GetMutableFst<Arc>();
    Closure(fst, std::get<1>(*args));
  }
  
  void Closure(MutableFstClass *ofst, ClosureType closure_type);
  
  }  // namespace script
  }  // namespace fst
  
  #endif  // FST_SCRIPT_CLOSURE_H_