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/*
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you 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.
*/
//////////////////////////////////////////////////////////////////////////////////////////////
//
// Interface for the config line parser
//
#pragma once
#include <string>
#include <vector>
#include <algorithm>
#include "ts/ts.h"
#include "lulu.h"
///////////////////////////////////////////////////////////////////////////////
//
class Parser
{
public:
Parser(){};
// noncopyable
Parser(const Parser &) = delete;
void operator=(const Parser &) = delete;
bool
empty() const
{
return _empty;
}
bool
is_cond() const
{
return _cond;
}
const std::string &
get_op() const
{
return _op;
}
std::string &
get_arg()
{
return _arg;
}
const std::string &
get_value() const
{
return _val;
}
// Return a copy of the string, this implies RVO as well
std::string
copy_value() const
{
return _val;
}
bool
mod_exist(const std::string &m) const
{
return std::find(_mods.begin(), _mods.end(), m) != _mods.end();
}
bool cond_is_hook(TSHttpHookID &hook) const;
const std::vector<std::string> &
get_tokens() const
{
return _tokens;
}
bool parse_line(const std::string &original_line);
private:
bool preprocess(std::vector<std::string> tokens);
bool _cond = false;
bool _empty = false;
std::vector<std::string> _mods;
std::string _op;
std::string _arg;
std::string _val;
protected:
std::vector<std::string> _tokens;
};
class HRWSimpleTokenizer
{
public:
explicit HRWSimpleTokenizer(const std::string &line);
// noncopyable
HRWSimpleTokenizer(const HRWSimpleTokenizer &) = delete;
void operator=(const HRWSimpleTokenizer &) = delete;
const std::vector<std::string> &
get_tokens() const
{
return _tokens;
}
protected:
std::vector<std::string> _tokens;
};
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