use vformat_to instead for format_to for better performance

This commit is contained in:
gabime 2021-07-10 17:00:13 +03:00
parent 3315bad009
commit 2838c2c8a5

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@ -23,7 +23,6 @@
#endif #endif
#include <vector> #include <vector>
#include <iterator>
#ifndef SPDLOG_NO_EXCEPTIONS #ifndef SPDLOG_NO_EXCEPTIONS
# define SPDLOG_LOGGER_CATCH() \ # define SPDLOG_LOGGER_CATCH() \
@ -241,8 +240,8 @@ public:
// format to wmemory_buffer and convert to utf8 // format to wmemory_buffer and convert to utf8
fmt::wmemory_buffer wbuf; fmt::wmemory_buffer wbuf;
fmt::format_to(std::back_inserter(wbuf), fmt, std::forward<Args>(args)...); // fmt::format_to(std::back_inserter(wbuf), fmt, std::forward<Args>(args)...);
fmt::detail::vformat_to(wbuf, fmt::to_string_view(fmt), fmt::make_format_args(args...), {});
memory_buf_t buf; memory_buf_t buf;
details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf); details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf);
details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
@ -341,7 +340,8 @@ protected:
SPDLOG_TRY SPDLOG_TRY
{ {
memory_buf_t buf; memory_buf_t buf;
fmt::format_to(std::back_inserter(buf), fmt, std::forward<Args>(args)...); // faster than fmt::format_to(std::back_inserter(buf), fmt, std::forward<Args>(args)...);
fmt::detail::vformat_to(buf, fmt::string_view(fmt), fmt::make_format_args(args...), {});
details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
log_it_(log_msg, log_enabled, traceback_enabled); log_it_(log_msg, log_enabled, traceback_enabled);
} }