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Regex: move try/catch blocks inside boost specific code

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This commit is contained in:
Maxime Coste 2017-10-09 22:09:41 +08:00
parent dd9e43e6f9
commit 80f6caee81
1 changed files with 25 additions and 25 deletions
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40
src/regex.hh
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@ -158,33 +158,33 @@ boost::regex_constants::match_flag_type convert_flags(RegexExecFlags flags);
template<typename It>
bool regex_match(It begin, It end, const Regex& re)
{
try
{
const bool matched = regex_match(begin, end, *re.impl());
#ifdef REGEX_CHECK_WITH_BOOST
try
{
if (not re.boost_impl().empty() and
matched != boost::regex_match<RegexUtf8It<It>>({begin, begin, end}, {end, begin, end},
re.boost_impl()))
regex_mismatch(re);
#endif
return matched;
}
catch (std::runtime_error& err)
{
throw runtime_error{format("Regex matching error: {}", err.what())};
}
#endif
return matched;
}
template<typename It>
bool regex_match(It begin, It end, MatchResults<It>& res, const Regex& re)
{
try
{
Vector<It> captures;
const bool matched = regex_match(begin, end, captures, *re.impl());
#ifdef REGEX_CHECK_WITH_BOOST
try
{
boost::match_results<RegexUtf8It<It>> boost_res;
if (not re.boost_impl().empty() and
matched != boost::regex_match<RegexUtf8It<It>>({begin, begin, end}, {end, begin, end},
@ -192,50 +192,50 @@ bool regex_match(It begin, It end, MatchResults<It>& res, const Regex& re)
regex_mismatch(re);
if (not re.boost_impl().empty() and matched)
check_captures(re, boost_res, captures);
#endif
res = matched ? MatchResults<It>{std::move(captures)} : MatchResults<It>{};
return matched;
}
catch (std::runtime_error& err)
{
throw runtime_error{format("Regex matching error: {}", err.what())};
}
#endif
res = matched ? MatchResults<It>{std::move(captures)} : MatchResults<It>{};
return matched;
}
template<typename It>
bool regex_search(It begin, It end, const Regex& re,
RegexExecFlags flags = RegexExecFlags::None)
{
try
{
const bool matched = regex_search(begin, end, *re.impl(), flags);
#ifdef REGEX_CHECK_WITH_BOOST
try
{
auto first = (flags & RegexExecFlags::PrevAvailable) ? begin-1 : begin;
if (not re.boost_impl().empty() and
matched != boost::regex_search<RegexUtf8It<It>>({begin, first, end}, {end, first, end},
re.boost_impl(), convert_flags(flags)))
regex_mismatch(re);
#endif
return matched;
}
catch (std::runtime_error& err)
{
throw runtime_error{format("Regex searching error: {}", err.what())};
}
#endif
return matched;
}
template<typename It, MatchDirection direction = MatchDirection::Forward>
bool regex_search(It begin, It end, MatchResults<It>& res, const Regex& re,
RegexExecFlags flags = RegexExecFlags::None)
{
try
{
Vector<It> captures;
const bool matched = regex_search<It, direction>(begin, end, captures, *re.impl(), flags);
#ifdef REGEX_CHECK_WITH_BOOST
try
{
if (direction == MatchDirection::Forward)
{
auto first = (flags & RegexExecFlags::PrevAvailable) ? begin-1 : begin;
@ -247,15 +247,15 @@ bool regex_search(It begin, It end, MatchResults<It>& res, const Regex& re,
if (not re.boost_impl().empty() and matched)
check_captures(re, boost_res, captures);
}
#endif
res = matched ? MatchResults<It>{std::move(captures)} : MatchResults<It>{};
return matched;
}
catch (std::runtime_error& err)
{
throw runtime_error{format("Regex searching error: {}", err.what())};
}
#endif
res = matched ? MatchResults<It>{std::move(captures)} : MatchResults<It>{};
return matched;
}
String option_to_string(const Regex& re);