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// Copyright 2005-2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the 'License');
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an 'AS IS' BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// See www.openfst.org for extensive documentation on this weighted
// finite-state transducer library.
#ifndef FST_SCRIPT_DIFFERENCE_H_
#define FST_SCRIPT_DIFFERENCE_H_
#include <tuple>
#include <fst/compose.h>
#include <fst/difference.h>
#include <fst/fst.h>
#include <fst/mutable-fst.h>
#include <fst/script/compose.h>
#include <fst/script/fst-class.h>
namespace fst {namespace script {
using FstDifferenceArgs = std::tuple<const FstClass &, const FstClass &, MutableFstClass *, const ComposeOptions &>;
template <class Arc>void Difference(FstDifferenceArgs *args) { const Fst<Arc> &ifst1 = *std::get<0>(*args).GetFst<Arc>(); const Fst<Arc> &ifst2 = *std::get<1>(*args).GetFst<Arc>(); MutableFst<Arc> *ofst = std::get<2>(*args)->GetMutableFst<Arc>(); const auto &opts = std::get<3>(*args); Difference(ifst1, ifst2, ofst, opts);}
void Difference(const FstClass &ifst1, const FstClass &ifst2, MutableFstClass *ofst, const ComposeOptions &opts = ComposeOptions());
} // namespace script
} // namespace fst
#endif // FST_SCRIPT_DIFFERENCE_H_
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