ndn-cxx: NDN C++ library with eXperimental eXtensions 0.8.1 documentation
regex-backref-matcher.cpp
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2013-2021 Regents of the University of California.
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*
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* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
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*
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* ndn-cxx library is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received copies of the GNU General Public License and GNU Lesser
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* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
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*
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* @author Yingdi Yu <http://irl.cs.ucla.edu/~yingdi/>
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*/
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#include "
ndn-cxx/util/regex/regex-backref-matcher.hpp
"
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#include "
ndn-cxx/util/regex/regex-pattern-list-matcher.hpp
"
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namespace
ndn
{
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RegexBackrefMatcher::RegexBackrefMatcher
(
const
std::string& expr,
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shared_ptr<RegexBackrefManager> backrefManager)
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:
RegexMatcher
(expr, EXPR_BACKREF, std::move(backrefManager))
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{
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}
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void
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RegexBackrefMatcher::compile
()
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{
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if
(
m_expr
.size() < 2) {
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NDN_THROW
(
Error
(
"Invalid capture group syntax: "
+
m_expr
));
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}
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size_t
lastIndex =
m_expr
.size() - 1;
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if
(
'('
==
m_expr
[0] &&
')'
==
m_expr
[lastIndex]) {
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m_matchers
.push_back(make_shared<RegexPatternListMatcher>(
m_expr
.substr(1, lastIndex - 1),
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m_backrefManager
));
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}
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else
{
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NDN_THROW
(
Error
(
"Invalid capture group syntax: "
+
m_expr
));
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}
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}
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}
// namespace ndn
ndn::RegexBackrefMatcher::RegexBackrefMatcher
RegexBackrefMatcher(const std::string &expr, shared_ptr< RegexBackrefManager > backrefManager)
Definition:
regex-backref-matcher.cpp:29
ndn::RegexBackrefMatcher::compile
void compile()
Definition:
regex-backref-matcher.cpp:36
ndn::RegexMatcher::Error
Definition:
regex-matcher.hpp:36
ndn::RegexMatcher
Definition:
regex-matcher.hpp:33
ndn::RegexMatcher::m_backrefManager
shared_ptr< RegexBackrefManager > m_backrefManager
Definition:
regex-matcher.hpp:83
ndn::RegexMatcher::m_expr
const std::string m_expr
Definition:
regex-matcher.hpp:81
ndn::RegexMatcher::m_matchers
std::vector< shared_ptr< RegexMatcher > > m_matchers
Definition:
regex-matcher.hpp:84
NDN_THROW
#define NDN_THROW(e)
Definition:
exception.hpp:61
ndn
Definition:
data.cpp:25
regex-backref-matcher.hpp
regex-pattern-list-matcher.hpp
ndn-cxx
util
regex
regex-backref-matcher.cpp
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