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/*
* Created by Phil on 15/5/2013.
* Copyright 2014 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef TWOBLUECUBES_CATCH_TEST_SPEC_PARSER_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_TEST_SPEC_PARSER_HPP_INCLUDED
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
#include <catch2/catch_test_spec.h>
#include <catch2/catch_string_manip.h>
#include <catch2/catch_interfaces_tag_alias_registry.h>
namespace Catch {
class TestSpecParser {
enum Mode{ None, Name, QuotedName, Tag, EscapedName };
Mode m_mode = None;
Mode lastMode = None;
bool m_exclusion = false;
std::size_t m_pos = 0;
std::size_t m_realPatternPos = 0;
std::string m_arg;
std::string m_substring;
std::string m_patternName;
std::vector<std::size_t> m_escapeChars;
TestSpec::Filter m_currentFilter;
TestSpec m_testSpec;
ITagAliasRegistry const* m_tagAliases = nullptr;
public:
TestSpecParser( ITagAliasRegistry const& tagAliases );
TestSpecParser& parse( std::string const& arg );
TestSpec testSpec();
private:
bool visitChar( char c );
void startNewMode( Mode mode );
bool processNoneChar( char c );
void processNameChar( char c );
bool processOtherChar( char c );
void endMode();
void escape();
bool isControlChar( char c ) const;
void saveLastMode();
void revertBackToLastMode();
void addFilter();
bool separate();
template<typename T>
void addPattern() {
std::string token = m_patternName;
for( std::size_t i = 0; i < m_escapeChars.size(); ++i )
token = token.substr( 0, m_escapeChars[i] - i ) + token.substr( m_escapeChars[i] -i +1 );
m_escapeChars.clear();
if( startsWith( token, "exclude:" ) ) {
m_exclusion = true;
token = token.substr( 8 );
}
if( !token.empty() ) {
TestSpec::PatternPtr pattern = std::make_shared<T>( token, m_substring );
if (m_exclusion) {
m_currentFilter.m_forbidden.push_back(pattern);
} else {
m_currentFilter.m_required.push_back(pattern);
}
}
m_substring.clear();
m_patternName.clear();
m_exclusion = false;
m_mode = None;
}
inline void addCharToPattern(char c) {
m_substring += c;
m_patternName += c;
m_realPatternPos++;
}
};
TestSpec parseTestSpec( std::string const& arg );
} // namespace Catch
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#endif // TWOBLUECUBES_CATCH_TEST_SPEC_PARSER_HPP_INCLUDED
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