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faster reset of cached buffer

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gabime 2018-07-09 15:10:24 +03:00
parent 21524c16fa
commit b4dcd592d8
1 changed files with 11 additions and 1 deletions
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12
include/spdlog/details/pattern_formatter.h
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@ -29,6 +29,16 @@ class flag_formatter
public:
virtual ~flag_formatter() = default;
virtual void format(const details::log_msg &msg, const std::tm &tm_time, fmt::memory_buffer &dest) = 0;
protected:
fmt::memory_buffer cached_buf_;
std::tm cached_tm_;
bool from_cache(const std::tm &tm_time, fmt::memory_buffer &dest)
{
}
};
///////////////////////////////////////////////////////////////////////
@ -460,7 +470,7 @@ class full_formatter SPDLOG_FINAL : public flag_formatter
// each second cache the header
auto duration = msg.time.time_since_epoch();
auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count();
if (true || cached_header_.size() == 0 || cached_seconds_ts_ != seconds)
if (cached_header_.size() == 0 || cached_seconds_ts_ != seconds)
{
cached_header_.resize(0);
cached_header_.push_back('[');