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Diffstat (limited to 'thirdparty/spdlog/pattern_formatter-inl.h')
| -rw-r--r-- | thirdparty/spdlog/pattern_formatter-inl.h | 1395 |
1 files changed, 0 insertions, 1395 deletions
diff --git a/thirdparty/spdlog/pattern_formatter-inl.h b/thirdparty/spdlog/pattern_formatter-inl.h deleted file mode 100644 index 54346e1e..00000000 --- a/thirdparty/spdlog/pattern_formatter-inl.h +++ /dev/null @@ -1,1395 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/pattern_formatter.h> -#endif - -#include <spdlog/details/fmt_helper.h> -#include <spdlog/details/log_msg.h> -#include <spdlog/details/os.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/formatter.h> - -#include <algorithm> -#include <array> -#include <chrono> -#include <ctime> -#include <cctype> -#include <cstring> -#include <iterator> -#include <memory> -#include <mutex> -#include <string> -#include <thread> -#include <utility> -#include <vector> - -namespace spdlog { -namespace details { - -/////////////////////////////////////////////////////////////////////// -// name & level pattern appender -/////////////////////////////////////////////////////////////////////// - -class scoped_padder -{ -public: - scoped_padder(size_t wrapped_size, const padding_info &padinfo, memory_buf_t &dest) - : padinfo_(padinfo) - , dest_(dest) - { - remaining_pad_ = static_cast<long>(padinfo.width_) - static_cast<long>(wrapped_size); - if (remaining_pad_ <= 0) - { - return; - } - - if (padinfo_.side_ == padding_info::pad_side::left) - { - pad_it(remaining_pad_); - remaining_pad_ = 0; - } - else if (padinfo_.side_ == padding_info::pad_side::center) - { - auto half_pad = remaining_pad_ / 2; - auto reminder = remaining_pad_ & 1; - pad_it(half_pad); - remaining_pad_ = half_pad + reminder; // for the right side - } - } - - template<typename T> - static unsigned int count_digits(T n) - { - return fmt_helper::count_digits(n); - } - - ~scoped_padder() - { - if (remaining_pad_ >= 0) - { - pad_it(remaining_pad_); - } - else if (padinfo_.truncate_) - { - long new_size = static_cast<long>(dest_.size()) + remaining_pad_; - dest_.resize(static_cast<size_t>(new_size)); - } - } - -private: - void pad_it(long count) - { - fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast<size_t>(count)), dest_); - } - - const padding_info &padinfo_; - memory_buf_t &dest_; - long remaining_pad_; - string_view_t spaces_{" ", 64}; -}; - -struct null_scoped_padder -{ - null_scoped_padder(size_t /*wrapped_size*/, const padding_info & /*padinfo*/, memory_buf_t & /*dest*/) {} - - template<typename T> - static unsigned int count_digits(T /* number */) - { - return 0; - } -}; - -template<typename ScopedPadder> -class name_formatter final : public flag_formatter -{ -public: - explicit name_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - ScopedPadder p(msg.logger_name.size(), padinfo_, dest); - fmt_helper::append_string_view(msg.logger_name, dest); - } -}; - -// log level appender -template<typename ScopedPadder> -class level_formatter final : public flag_formatter -{ -public: - explicit level_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - const string_view_t &level_name = level::to_string_view(msg.level); - ScopedPadder p(level_name.size(), padinfo_, dest); - fmt_helper::append_string_view(level_name, dest); - } -}; - -// short log level appender -template<typename ScopedPadder> -class short_level_formatter final : public flag_formatter -{ -public: - explicit short_level_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - string_view_t level_name{level::to_short_c_str(msg.level)}; - ScopedPadder p(level_name.size(), padinfo_, dest); - fmt_helper::append_string_view(level_name, dest); - } -}; - -/////////////////////////////////////////////////////////////////////// -// Date time pattern appenders -/////////////////////////////////////////////////////////////////////// - -static const char *ampm(const tm &t) -{ - return t.tm_hour >= 12 ? "PM" : "AM"; -} - -static int to12h(const tm &t) -{ - return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; -} - -// Abbreviated weekday name -static std::array<const char *, 7> days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; - -template<typename ScopedPadder> -class a_formatter final : public flag_formatter -{ -public: - explicit a_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{days[static_cast<size_t>(tm_time.tm_wday)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; - -// Full weekday name -static std::array<const char *, 7> full_days{{"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; - -template<typename ScopedPadder> -class A_formatter : public flag_formatter -{ -public: - explicit A_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{full_days[static_cast<size_t>(tm_time.tm_wday)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; - -// Abbreviated month -static const std::array<const char *, 12> months{{"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; - -template<typename ScopedPadder> -class b_formatter final : public flag_formatter -{ -public: - explicit b_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{months[static_cast<size_t>(tm_time.tm_mon)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; - -// Full month name -static const std::array<const char *, 12> full_months{ - {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"}}; - -template<typename ScopedPadder> -class B_formatter final : public flag_formatter -{ -public: - explicit B_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{full_months[static_cast<size_t>(tm_time.tm_mon)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; - -// Date and time representation (Thu Aug 23 15:35:46 2014) -template<typename ScopedPadder> -class c_formatter final : public flag_formatter -{ -public: - explicit c_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 24; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::append_string_view(days[static_cast<size_t>(tm_time.tm_wday)], dest); - dest.push_back(' '); - fmt_helper::append_string_view(months[static_cast<size_t>(tm_time.tm_mon)], dest); - dest.push_back(' '); - fmt_helper::append_int(tm_time.tm_mday, dest); - dest.push_back(' '); - // time - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - dest.push_back(' '); - fmt_helper::append_int(tm_time.tm_year + 1900, dest); - } -}; - -// year - 2 digit -template<typename ScopedPadder> -class C_formatter final : public flag_formatter -{ -public: - explicit C_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_year % 100, dest); - } -}; - -// Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 -template<typename ScopedPadder> -class D_formatter final : public flag_formatter -{ -public: - explicit D_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 10; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_mon + 1, dest); - dest.push_back('/'); - fmt_helper::pad2(tm_time.tm_mday, dest); - dest.push_back('/'); - fmt_helper::pad2(tm_time.tm_year % 100, dest); - } -}; - -// year - 4 digit -template<typename ScopedPadder> -class Y_formatter final : public flag_formatter -{ -public: - explicit Y_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 4; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(tm_time.tm_year + 1900, dest); - } -}; - -// month 1-12 -template<typename ScopedPadder> -class m_formatter final : public flag_formatter -{ -public: - explicit m_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_mon + 1, dest); - } -}; - -// day of month 1-31 -template<typename ScopedPadder> -class d_formatter final : public flag_formatter -{ -public: - explicit d_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_mday, dest); - } -}; - -// hours in 24 format 0-23 -template<typename ScopedPadder> -class H_formatter final : public flag_formatter -{ -public: - explicit H_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_hour, dest); - } -}; - -// hours in 12 format 1-12 -template<typename ScopedPadder> -class I_formatter final : public flag_formatter -{ -public: - explicit I_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(to12h(tm_time), dest); - } -}; - -// minutes 0-59 -template<typename ScopedPadder> -class M_formatter final : public flag_formatter -{ -public: - explicit M_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_min, dest); - } -}; - -// seconds 0-59 -template<typename ScopedPadder> -class S_formatter final : public flag_formatter -{ -public: - explicit S_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_sec, dest); - } -}; - -// milliseconds -template<typename ScopedPadder> -class e_formatter final : public flag_formatter -{ -public: - explicit e_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto millis = fmt_helper::time_fraction<std::chrono::milliseconds>(msg.time); - const size_t field_size = 3; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); - } -}; - -// microseconds -template<typename ScopedPadder> -class f_formatter final : public flag_formatter -{ -public: - explicit f_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto micros = fmt_helper::time_fraction<std::chrono::microseconds>(msg.time); - - const size_t field_size = 6; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad6(static_cast<size_t>(micros.count()), dest); - } -}; - -// nanoseconds -template<typename ScopedPadder> -class F_formatter final : public flag_formatter -{ -public: - explicit F_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto ns = fmt_helper::time_fraction<std::chrono::nanoseconds>(msg.time); - const size_t field_size = 9; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad9(static_cast<size_t>(ns.count()), dest); - } -}; - -// seconds since epoch -template<typename ScopedPadder> -class E_formatter final : public flag_formatter -{ -public: - explicit E_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - const size_t field_size = 10; - ScopedPadder p(field_size, padinfo_, dest); - auto duration = msg.time.time_since_epoch(); - auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); - fmt_helper::append_int(seconds, dest); - } -}; - -// AM/PM -template<typename ScopedPadder> -class p_formatter final : public flag_formatter -{ -public: - explicit p_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_string_view(ampm(tm_time), dest); - } -}; - -// 12 hour clock 02:55:02 pm -template<typename ScopedPadder> -class r_formatter final : public flag_formatter -{ -public: - explicit r_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 11; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(to12h(tm_time), dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - dest.push_back(' '); - fmt_helper::append_string_view(ampm(tm_time), dest); - } -}; - -// 24-hour HH:MM time, equivalent to %H:%M -template<typename ScopedPadder> -class R_formatter final : public flag_formatter -{ -public: - explicit R_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 5; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - } -}; - -// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S -template<typename ScopedPadder> -class T_formatter final : public flag_formatter -{ -public: - explicit T_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 8; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - } -}; - -// ISO 8601 offset from UTC in timezone (+-HH:MM) -template<typename ScopedPadder> -class z_formatter final : public flag_formatter -{ -public: - explicit z_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - z_formatter() = default; - z_formatter(const z_formatter &) = delete; - z_formatter &operator=(const z_formatter &) = delete; - - void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 6; - ScopedPadder p(field_size, padinfo_, dest); - - auto total_minutes = get_cached_offset(msg, tm_time); - bool is_negative = total_minutes < 0; - if (is_negative) - { - total_minutes = -total_minutes; - dest.push_back('-'); - } - else - { - dest.push_back('+'); - } - - fmt_helper::pad2(total_minutes / 60, dest); // hours - dest.push_back(':'); - fmt_helper::pad2(total_minutes % 60, dest); // minutes - } - -private: - log_clock::time_point last_update_{std::chrono::seconds(0)}; - int offset_minutes_{0}; - - int get_cached_offset(const log_msg &msg, const std::tm &tm_time) - { - // refresh every 10 seconds - if (msg.time - last_update_ >= std::chrono::seconds(10)) - { - offset_minutes_ = os::utc_minutes_offset(tm_time); - last_update_ = msg.time; - } - return offset_minutes_; - } -}; - -// Thread id -template<typename ScopedPadder> -class t_formatter final : public flag_formatter -{ -public: - explicit t_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - const auto field_size = ScopedPadder::count_digits(msg.thread_id); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(msg.thread_id, dest); - } -}; - -// Current pid -template<typename ScopedPadder> -class pid_formatter final : public flag_formatter -{ -public: - explicit pid_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override - { - const auto pid = static_cast<uint32_t>(details::os::pid()); - auto field_size = ScopedPadder::count_digits(pid); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(pid, dest); - } -}; - -template<typename ScopedPadder> -class v_formatter final : public flag_formatter -{ -public: - explicit v_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - ScopedPadder p(msg.payload.size(), padinfo_, dest); - fmt_helper::append_string_view(msg.payload, dest); - } -}; - -class ch_formatter final : public flag_formatter -{ -public: - explicit ch_formatter(char ch) - : ch_(ch) - {} - - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override - { - dest.push_back(ch_); - } - -private: - char ch_; -}; - -// aggregate user chars to display as is -class aggregate_formatter final : public flag_formatter -{ -public: - aggregate_formatter() = default; - - void add_ch(char ch) - { - str_ += ch; - } - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override - { - fmt_helper::append_string_view(str_, dest); - } - -private: - std::string str_; -}; - -// mark the color range. expect it to be in the form of "%^colored text%$" -class color_start_formatter final : public flag_formatter -{ -public: - explicit color_start_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - msg.color_range_start = dest.size(); - } -}; - -class color_stop_formatter final : public flag_formatter -{ -public: - explicit color_stop_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - msg.color_range_end = dest.size(); - } -}; - -// print source location -template<typename ScopedPadder> -class source_location_formatter final : public flag_formatter -{ -public: - explicit source_location_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) - { - return; - } - - size_t text_size; - if (padinfo_.enabled()) - { - // calc text size for padding based on "filename:line" - text_size = std::char_traits<char>::length(msg.source.filename) + ScopedPadder::count_digits(msg.source.line) + 1; - } - else - { - text_size = 0; - } - - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.filename, dest); - dest.push_back(':'); - fmt_helper::append_int(msg.source.line, dest); - } -}; - -// print source filename -template<typename ScopedPadder> -class source_filename_formatter final : public flag_formatter -{ -public: - explicit source_filename_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) - { - return; - } - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.filename) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.filename, dest); - } -}; - -template<typename ScopedPadder> -class short_filename_formatter final : public flag_formatter -{ -public: - explicit short_filename_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - -#ifdef _MSC_VER -#pragma warning(push) -#pragma warning(disable : 4127) // consider using 'if constexpr' instead -#endif // _MSC_VER - static const char *basename(const char *filename) - { - // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr - // the branch will be elided by optimizations - if (sizeof(os::folder_seps) == 2) - { - const char *rv = std::strrchr(filename, os::folder_seps[0]); - return rv != nullptr ? rv + 1 : filename; - } - else - { - const std::reverse_iterator<const char*> begin(filename + std::strlen(filename)); - const std::reverse_iterator<const char*> end(filename); - - const auto it = std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1); - return it != end ? it.base() : filename; - } - } -#ifdef _MSC_VER -#pragma warning(pop) -#endif // _MSC_VER - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) - { - return; - } - auto filename = basename(msg.source.filename); - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(filename) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(filename, dest); - } -}; - -template<typename ScopedPadder> -class source_linenum_formatter final : public flag_formatter -{ -public: - explicit source_linenum_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) - { - return; - } - - auto field_size = ScopedPadder::count_digits(msg.source.line); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(msg.source.line, dest); - } -}; - -// print source funcname -template<typename ScopedPadder> -class source_funcname_formatter final : public flag_formatter -{ -public: - explicit source_funcname_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) - { - return; - } - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.funcname) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.funcname, dest); - } -}; - -// print elapsed time since last message -template<typename ScopedPadder, typename Units> -class elapsed_formatter final : public flag_formatter -{ -public: - using DurationUnits = Units; - - explicit elapsed_formatter(padding_info padinfo) - : flag_formatter(padinfo) - , last_message_time_(log_clock::now()) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); - auto delta_units = std::chrono::duration_cast<DurationUnits>(delta); - last_message_time_ = msg.time; - auto delta_count = static_cast<size_t>(delta_units.count()); - auto n_digits = static_cast<size_t>(ScopedPadder::count_digits(delta_count)); - ScopedPadder p(n_digits, padinfo_, dest); - fmt_helper::append_int(delta_count, dest); - } - -private: - log_clock::time_point last_message_time_; -}; - -// Full info formatter -// pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] %v -class full_formatter final : public flag_formatter -{ -public: - explicit full_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override - { - using std::chrono::duration_cast; - using std::chrono::milliseconds; - using std::chrono::seconds; - - // cache the date/time part for the next second. - auto duration = msg.time.time_since_epoch(); - auto secs = duration_cast<seconds>(duration); - - if (cache_timestamp_ != secs || cached_datetime_.size() == 0) - { - cached_datetime_.clear(); - cached_datetime_.push_back('['); - fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); - cached_datetime_.push_back('-'); - - fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); - cached_datetime_.push_back('-'); - - fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); - cached_datetime_.push_back(' '); - - fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); - cached_datetime_.push_back(':'); - - fmt_helper::pad2(tm_time.tm_min, cached_datetime_); - cached_datetime_.push_back(':'); - - fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); - cached_datetime_.push_back('.'); - - cache_timestamp_ = secs; - } - dest.append(cached_datetime_.begin(), cached_datetime_.end()); - - auto millis = fmt_helper::time_fraction<milliseconds>(msg.time); - fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); - dest.push_back(']'); - dest.push_back(' '); - - // append logger name if exists - if (msg.logger_name.size() > 0) - { - dest.push_back('['); - fmt_helper::append_string_view(msg.logger_name, dest); - dest.push_back(']'); - dest.push_back(' '); - } - - dest.push_back('['); - // wrap the level name with color - msg.color_range_start = dest.size(); - // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); - fmt_helper::append_string_view(level::to_string_view(msg.level), dest); - msg.color_range_end = dest.size(); - dest.push_back(']'); - dest.push_back(' '); - - // add source location if present - if (!msg.source.empty()) - { - dest.push_back('['); - const char *filename = details::short_filename_formatter<details::null_scoped_padder>::basename(msg.source.filename); - fmt_helper::append_string_view(filename, dest); - dest.push_back(':'); - fmt_helper::append_int(msg.source.line, dest); - dest.push_back(']'); - dest.push_back(' '); - } - // fmt_helper::append_string_view(msg.msg(), dest); - fmt_helper::append_string_view(msg.payload, dest); - } - -private: - std::chrono::seconds cache_timestamp_{0}; - memory_buf_t cached_datetime_; -}; - -} // namespace details - -SPDLOG_INLINE pattern_formatter::pattern_formatter( - std::string pattern, pattern_time_type time_type, std::string eol, custom_flags custom_user_flags) - : pattern_(std::move(pattern)) - , eol_(std::move(eol)) - , pattern_time_type_(time_type) - , last_log_secs_(0) - , custom_handlers_(std::move(custom_user_flags)) -{ - std::memset(&cached_tm_, 0, sizeof(cached_tm_)); - compile_pattern_(pattern_); -} - -// use by default full formatter for if pattern is not given -SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) - : pattern_("%+") - , eol_(std::move(eol)) - , pattern_time_type_(time_type) - , last_log_secs_(0) -{ - std::memset(&cached_tm_, 0, sizeof(cached_tm_)); - formatters_.push_back(details::make_unique<details::full_formatter>(details::padding_info{})); -} - -SPDLOG_INLINE std::unique_ptr<formatter> pattern_formatter::clone() const -{ - custom_flags cloned_custom_formatters; - for (auto &it : custom_handlers_) - { - cloned_custom_formatters[it.first] = it.second->clone(); - } - return details::make_unique<pattern_formatter>(pattern_, pattern_time_type_, eol_, std::move(cloned_custom_formatters)); -} - -SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory_buf_t &dest) -{ - auto secs = std::chrono::duration_cast<std::chrono::seconds>(msg.time.time_since_epoch()); - if (secs != last_log_secs_) - { - cached_tm_ = get_time_(msg); - last_log_secs_ = secs; - } - - for (auto &f : formatters_) - { - f->format(msg, cached_tm_, dest); - } - // write eol - details::fmt_helper::append_string_view(eol_, dest); -} - -SPDLOG_INLINE void pattern_formatter::set_pattern(std::string pattern) -{ - pattern_ = std::move(pattern); - compile_pattern_(pattern_); -} - -SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg &msg) -{ - if (pattern_time_type_ == pattern_time_type::local) - { - return details::os::localtime(log_clock::to_time_t(msg.time)); - } - return details::os::gmtime(log_clock::to_time_t(msg.time)); -} - -template<typename Padder> -SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_info padding) -{ - // process custom flags - auto it = custom_handlers_.find(flag); - if (it != custom_handlers_.end()) - { - auto custom_handler = it->second->clone(); - custom_handler->set_padding_info(padding); - formatters_.push_back(std::move(custom_handler)); - return; - } - - // process built-in flags - switch (flag) - { - case ('+'): // default formatter - formatters_.push_back(details::make_unique<details::full_formatter>(padding)); - break; - - case 'n': // logger name - formatters_.push_back(details::make_unique<details::name_formatter<Padder>>(padding)); - break; - - case 'l': // level - formatters_.push_back(details::make_unique<details::level_formatter<Padder>>(padding)); - break; - - case 'L': // short level - formatters_.push_back(details::make_unique<details::short_level_formatter<Padder>>(padding)); - break; - - case ('t'): // thread id - formatters_.push_back(details::make_unique<details::t_formatter<Padder>>(padding)); - break; - - case ('v'): // the message text - formatters_.push_back(details::make_unique<details::v_formatter<Padder>>(padding)); - break; - - case ('a'): // weekday - formatters_.push_back(details::make_unique<details::a_formatter<Padder>>(padding)); - break; - - case ('A'): // short weekday - formatters_.push_back(details::make_unique<details::A_formatter<Padder>>(padding)); - break; - - case ('b'): - case ('h'): // month - formatters_.push_back(details::make_unique<details::b_formatter<Padder>>(padding)); - break; - - case ('B'): // short month - formatters_.push_back(details::make_unique<details::B_formatter<Padder>>(padding)); - break; - - case ('c'): // datetime - formatters_.push_back(details::make_unique<details::c_formatter<Padder>>(padding)); - break; - - case ('C'): // year 2 digits - formatters_.push_back(details::make_unique<details::C_formatter<Padder>>(padding)); - break; - - case ('Y'): // year 4 digits - formatters_.push_back(details::make_unique<details::Y_formatter<Padder>>(padding)); - break; - - case ('D'): - case ('x'): // datetime MM/DD/YY - formatters_.push_back(details::make_unique<details::D_formatter<Padder>>(padding)); - break; - - case ('m'): // month 1-12 - formatters_.push_back(details::make_unique<details::m_formatter<Padder>>(padding)); - break; - - case ('d'): // day of month 1-31 - formatters_.push_back(details::make_unique<details::d_formatter<Padder>>(padding)); - break; - - case ('H'): // hours 24 - formatters_.push_back(details::make_unique<details::H_formatter<Padder>>(padding)); - break; - - case ('I'): // hours 12 - formatters_.push_back(details::make_unique<details::I_formatter<Padder>>(padding)); - break; - - case ('M'): // minutes - formatters_.push_back(details::make_unique<details::M_formatter<Padder>>(padding)); - break; - - case ('S'): // seconds - formatters_.push_back(details::make_unique<details::S_formatter<Padder>>(padding)); - break; - - case ('e'): // milliseconds - formatters_.push_back(details::make_unique<details::e_formatter<Padder>>(padding)); - break; - - case ('f'): // microseconds - formatters_.push_back(details::make_unique<details::f_formatter<Padder>>(padding)); - break; - - case ('F'): // nanoseconds - formatters_.push_back(details::make_unique<details::F_formatter<Padder>>(padding)); - break; - - case ('E'): // seconds since epoch - formatters_.push_back(details::make_unique<details::E_formatter<Padder>>(padding)); - break; - - case ('p'): // am/pm - formatters_.push_back(details::make_unique<details::p_formatter<Padder>>(padding)); - break; - - case ('r'): // 12 hour clock 02:55:02 pm - formatters_.push_back(details::make_unique<details::r_formatter<Padder>>(padding)); - break; - - case ('R'): // 24-hour HH:MM time - formatters_.push_back(details::make_unique<details::R_formatter<Padder>>(padding)); - break; - - case ('T'): - case ('X'): // ISO 8601 time format (HH:MM:SS) - formatters_.push_back(details::make_unique<details::T_formatter<Padder>>(padding)); - break; - - case ('z'): // timezone - formatters_.push_back(details::make_unique<details::z_formatter<Padder>>(padding)); - break; - - case ('P'): // pid - formatters_.push_back(details::make_unique<details::pid_formatter<Padder>>(padding)); - break; - - case ('^'): // color range start - formatters_.push_back(details::make_unique<details::color_start_formatter>(padding)); - break; - - case ('$'): // color range end - formatters_.push_back(details::make_unique<details::color_stop_formatter>(padding)); - break; - - case ('@'): // source location (filename:filenumber) - formatters_.push_back(details::make_unique<details::source_location_formatter<Padder>>(padding)); - break; - - case ('s'): // short source filename - without directory name - formatters_.push_back(details::make_unique<details::short_filename_formatter<Padder>>(padding)); - break; - - case ('g'): // full source filename - formatters_.push_back(details::make_unique<details::source_filename_formatter<Padder>>(padding)); - break; - - case ('#'): // source line number - formatters_.push_back(details::make_unique<details::source_linenum_formatter<Padder>>(padding)); - break; - - case ('!'): // source funcname - formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); - break; - - case ('%'): // % char - formatters_.push_back(details::make_unique<details::ch_formatter>('%')); - break; - - case ('u'): // elapsed time since last log message in nanos - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::nanoseconds>>(padding)); - break; - - case ('i'): // elapsed time since last log message in micros - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::microseconds>>(padding)); - break; - - case ('o'): // elapsed time since last log message in millis - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::milliseconds>>(padding)); - break; - - case ('O'): // elapsed time since last log message in seconds - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::seconds>>(padding)); - break; - - default: // Unknown flag appears as is - auto unknown_flag = details::make_unique<details::aggregate_formatter>(); - - if (!padding.truncate_) - { - unknown_flag->add_ch('%'); - unknown_flag->add_ch(flag); - formatters_.push_back((std::move(unknown_flag))); - } - // fix issue #1617 (prev char was '!' and should have been treated as funcname flag instead of truncating flag) - // spdlog::set_pattern("[%10!] %v") => "[ main] some message" - // spdlog::set_pattern("[%3!!] %v") => "[mai] some message" - else - { - padding.truncate_ = false; - formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); - unknown_flag->add_ch(flag); - formatters_.push_back((std::move(unknown_flag))); - } - - break; - } -} - -// Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X) -// Advance the given it pass the end of the padding spec found (if any) -// Return padding. -SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end) -{ - using details::padding_info; - using details::scoped_padder; - const size_t max_width = 64; - if (it == end) - { - return padding_info{}; - } - - padding_info::pad_side side; - switch (*it) - { - case '-': - side = padding_info::pad_side::right; - ++it; - break; - case '=': - side = padding_info::pad_side::center; - ++it; - break; - default: - side = details::padding_info::pad_side::left; - break; - } - - if (it == end || !std::isdigit(static_cast<unsigned char>(*it))) - { - return padding_info{}; // no padding if no digit found here - } - - auto width = static_cast<size_t>(*it) - '0'; - for (++it; it != end && std::isdigit(static_cast<unsigned char>(*it)); ++it) - { - auto digit = static_cast<size_t>(*it) - '0'; - width = width * 10 + digit; - } - - // search for the optional truncate marker '!' - bool truncate; - if (it != end && *it == '!') - { - truncate = true; - ++it; - } - else - { - truncate = false; - } - - return details::padding_info{std::min<size_t>(width, max_width), side, truncate}; -} - -SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &pattern) -{ - auto end = pattern.end(); - std::unique_ptr<details::aggregate_formatter> user_chars; - formatters_.clear(); - for (auto it = pattern.begin(); it != end; ++it) - { - if (*it == '%') - { - if (user_chars) // append user chars found so far - { - formatters_.push_back(std::move(user_chars)); - } - - auto padding = handle_padspec_(++it, end); - - if (it != end) - { - if (padding.enabled()) - { - handle_flag_<details::scoped_padder>(*it, padding); - } - else - { - handle_flag_<details::null_scoped_padder>(*it, padding); - } - } - else - { - break; - } - } - else // chars not following the % sign should be displayed as is - { - if (!user_chars) - { - user_chars = details::make_unique<details::aggregate_formatter>(); - } - user_chars->add_ch(*it); - } - } - if (user_chars) // append raw chars found so far - { - formatters_.push_back(std::move(user_chars)); - } -} -} // namespace spdlog |