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Speed up default pattern

This commit is contained in:
gabime 2018-06-13 01:06:37 +03:00
parent 8b7e19e92f
commit 94ac1261e4
1 changed files with 69 additions and 3 deletions
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72
include/spdlog/details/pattern_formatter_impl.h
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@ -32,6 +32,43 @@ inline void append_buf(const fmt::memory_buffer &buf, fmt::memory_buffer &dest)
const char *buf_ptr = buf.data();
dest.append(buf_ptr, buf_ptr + buf.size());
}
inline void append_and_pad2(int n, fmt::memory_buffer &dest)
{
if(n < 0) // should not happen in this formatter, but just in case, let fmt deal with negatives correctly
{
fmt::format_to(dest, "{:02}", n);
return;
}
if(n < 10)
{
dest.push_back('0');
}
fmt::format_int i(n);
dest.append(i.data(), i.data()+i.size());
}
inline void append_and_pad3(int n, fmt::memory_buffer &dest)
{
if(n < 0)// should not happen in this formatter, but just in case, let fmt deal with negatives correctly
{
fmt::format_to(dest, "{:03}", n);
return;
}
if(n < 10)
{
dest.push_back('0');
dest.push_back('0');
}
else if(n < 100)
{
dest.push_back('0');
}
fmt::format_int i(n);
dest.append(i.data(), i.data()+i.size());
}
} // namespace
namespace spdlog {
@ -457,8 +494,36 @@ class full_formatter SPDLOG_FINAL : public flag_formatter
<< fmt::pad(static_cast<unsigned int>(millis), 3, '0') << "] ";
*/
fmt::format_to(msg.formatted, "[{}-{:02}-{:02} {:02}:{:02}:{:02}.{:03}] ", tm_time.tm_year + 1900, tm_time.tm_mon + 1,
tm_time.tm_mday, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, static_cast<int>(millis));
// fmt::format_to(msg.formatted, "[{}-{:02}-{:02} {:02}:{:02}:{:02}.{:03}] ", tm_time.tm_year + 1900, tm_time.tm_mon + 1,
// tm_time.tm_mday, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, static_cast<int>(millis));
msg.formatted.push_back('[');
fmt::format_int i(tm_time.tm_year + 1900);
msg.formatted.append(i.data(), i.data()+i.size());
msg.formatted.push_back('-');
append_and_pad2(tm_time.tm_mon + 1, msg.formatted);
msg.formatted.push_back('-');
append_and_pad2(tm_time.tm_mday, msg.formatted);
msg.formatted.push_back(' ');
append_and_pad2(tm_time.tm_hour, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_min, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_sec, msg.formatted);
msg.formatted.push_back('.');
append_and_pad3(static_cast<int>(millis), msg.formatted);
msg.formatted.push_back(']');
msg.formatted.push_back(' ');
// no datetime needed
#else
@ -466,7 +531,8 @@ class full_formatter SPDLOG_FINAL : public flag_formatter
#endif
#ifndef SPDLOG_NO_NAME
fmt::format_to(msg.formatted, "[{}] ", *msg.logger_name);
//fmt::format_to(msg.formatted, "[{}] ", *msg.logger_name);
append_str(*msg.logger_name, msg.formatted);
#endif
msg.formatted.push_back('[');