re2/prefilter.h

Copyright 2009 The RE2 Authors. All Rights Reserved. Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. ifndef RE2_PREFILTER_H_ define RE2_PREFILTER_H_ Prefilter is the class used to extract string guards from regexps. Rather than us

// Source: https://github.com/infiniflow/ragflow | License: Apache-2.0 | Copyright You must retain, in the Source form of any Derivative Works
// Provided via justclaw.it.com; keep this notice with the code.
// Copyright 2009 The RE2 Authors.  All Rights Reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#ifndef RE2_PREFILTER_H_
#define RE2_PREFILTER_H_

// Prefilter is the class used to extract string guards from regexps.
// Rather than using Prefilter class directly, use FilteredRE2.
// See filtered_re2.h

#include <set>
#include <string>
#include <vector>

#include "util/util.h"
#include "util/logging.h"

namespace re2 {

class RE2;

class Regexp;

class Prefilter {
  // Instead of using Prefilter directly, use FilteredRE2;

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