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Some cosmetics

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This commit is contained in:
Danila Kutenin 2019-04-01 00:04:45 +03:00
parent 8edb5c5b2d
commit 3ce9686bc4
1 changed files with 5 additions and 1 deletions
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6
dbms/src/Functions/Regexps.h
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@ -90,6 +90,7 @@ namespace MultiRegexps
using ScratchPtr = std::unique_ptr<hs_scratch_t, HyperscanDeleter<decltype(&hs_free_scratch), &hs_free_scratch>>;
using DataBasePtr = std::unique_ptr<hs_database_t, HyperscanDeleter<decltype(&hs_free_database), &hs_free_database>>;
/// Database is thread safe across multiple threads and Scratch is not but we can copy it whenever we use it in the searcher
class Regexps
{
public:
@ -216,12 +217,15 @@ namespace MultiRegexps
std::unique_lock lock(known_regexps.mutex);
auto it = known_regexps.storage.find(std::pair{str_patterns, edit_distance});
auto it = known_regexps.storage.find({str_patterns, edit_distance});
if (known_regexps.storage.end() == it)
it = known_regexps.storage.emplace(
std::pair{str_patterns, edit_distance},
constructRegexps<FindAnyIndex, CompileForEditDistance>(str_patterns, edit_distance)).first;
lock.unlock();
return &it->second;
}
}