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Refactored padding handling in formatter using templates

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This commit is contained in:
gabime 2019-07-15 01:16:57 +03:00
parent 2a31cdcded
commit 54456aee9e
2 changed files with 170 additions and 187 deletions
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316
include/spdlog/details/pattern_formatter-inl.h
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@ -32,10 +32,10 @@ namespace details {
// name & level pattern appender
///////////////////////////////////////////////////////////////////////
class scoped_pad
class scoped_padder
{
public:
scoped_pad(size_t wrapped_size, const padding_info &padinfo, fmt::memory_buffer &dest)
scoped_padder(size_t wrapped_size, const padding_info &padinfo, fmt::memory_buffer &dest)
: padinfo_(padinfo)
, dest_(dest)
{
@ -61,11 +61,7 @@ public:
}
}
scoped_pad(const spdlog::string_view_t &txt, padding_info &padinfo, fmt::memory_buffer &dest)
: scoped_pad(txt.size(), padinfo, dest)
{}
~scoped_pad()
~scoped_padder()
{
if (total_pad_)
{
@ -87,6 +83,13 @@ private:
string_view_t spaces_{" ", 64};
};
struct null_scoped_padder
{
null_scoped_padder(size_t /*wrapped_size*/, const padding_info &/*padinfo*/, fmt::memory_buffer &/*dest*/)
{}
};
template<typename ScopedPadder>
class name_formatter : public flag_formatter
{
public:
@ -96,19 +99,13 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
if (padinfo_.enabled())
{
scoped_pad p(msg.logger_name, padinfo_, dest);
ScopedPadder p(msg.logger_name.size(), padinfo_, dest);
fmt_helper::append_string_view(msg.logger_name, dest);
}
else
{
fmt_helper::append_string_view(msg.logger_name, dest);
}
}
};
// log level appender
template<typename ScopedPadder>
class level_formatter : public flag_formatter
{
public:
@ -119,19 +116,13 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
string_view_t &level_name = level::to_string_view(msg.level);
if (padinfo_.enabled())
{
scoped_pad p(level_name, padinfo_, dest);
ScopedPadder p(level_name.size(), padinfo_, dest);
fmt_helper::append_string_view(level_name, dest);
}
else
{
fmt_helper::append_string_view(level_name, dest);
}
}
};
// short log level appender
template<typename ScopedPadder>
class short_level_formatter : public flag_formatter
{
public:
@ -142,7 +133,7 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
string_view_t level_name{level::to_short_c_str(msg.level)};
scoped_pad p(level_name, padinfo_, dest);
ScopedPadder p(level_name.size(), padinfo_, dest);
fmt_helper::append_string_view(level_name, dest);
}
};
@ -163,6 +154,8 @@ static int to12h(const tm &t)
// Abbreviated weekday name
static std::array<const char *, 7> days{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
template<typename ScopedPadder>
class a_formatter : public flag_formatter
{
public:
@ -173,13 +166,15 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
string_view_t field_value{days[static_cast<size_t>(tm_time.tm_wday)]};
scoped_pad p(field_value, padinfo_, dest);
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:
@ -190,13 +185,15 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
string_view_t field_value{full_days[static_cast<size_t>(tm_time.tm_wday)]};
scoped_pad p(field_value, padinfo_, dest);
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 : public flag_formatter
{
public:
@ -207,7 +204,7 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
string_view_t field_value{months[static_cast<size_t>(tm_time.tm_mon)]};
scoped_pad p(field_value, padinfo_, dest);
ScopedPadder p(field_value.size(), padinfo_, dest);
fmt_helper::append_string_view(field_value, dest);
}
};
@ -216,6 +213,7 @@ public:
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 : public flag_formatter
{
public:
@ -226,12 +224,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
string_view_t field_value{full_months[static_cast<size_t>(tm_time.tm_mon)]};
scoped_pad p(field_value, padinfo_, dest);
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:
@ -242,7 +241,7 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 24;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::append_string_view(days[static_cast<size_t>(tm_time.tm_wday)], dest);
dest.push_back(' ');
@ -263,6 +262,7 @@ public:
};
// year - 2 digit
template<typename ScopedPadder>
class C_formatter final : public flag_formatter
{
public:
@ -273,12 +273,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -289,7 +290,7 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 10;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad2(tm_time.tm_mon + 1, dest);
dest.push_back('/');
@ -300,6 +301,7 @@ public:
};
// year - 4 digit
template<typename ScopedPadder>
class Y_formatter final : public flag_formatter
{
public:
@ -310,12 +312,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 4;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -326,12 +329,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -342,12 +346,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -358,12 +363,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -374,12 +380,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -390,12 +397,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -406,12 +414,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -422,20 +431,15 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
auto millis = fmt_helper::time_fraction<std::chrono::milliseconds>(msg.time);
if (padinfo_.enabled())
{
const size_t field_size = 3;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest);
}
else
{
fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest);
}
}
};
// microseconds
template<typename ScopedPadder>
class f_formatter final : public flag_formatter
{
public:
@ -446,20 +450,16 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
auto micros = fmt_helper::time_fraction<std::chrono::microseconds>(msg.time);
if (padinfo_.enabled())
{
const size_t field_size = 6;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad6(static_cast<size_t>(micros.count()), dest);
}
else
{
fmt_helper::pad6(static_cast<size_t>(micros.count()), dest);
}
}
};
// nanoseconds
template<typename ScopedPadder>
class F_formatter final : public flag_formatter
{
public:
@ -470,20 +470,14 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
auto ns = fmt_helper::time_fraction<std::chrono::nanoseconds>(msg.time);
if (padinfo_.enabled())
{
const size_t field_size = 9;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad9(static_cast<size_t>(ns.count()), dest);
}
else
{
fmt_helper::pad9(static_cast<size_t>(ns.count()), dest);
}
}
};
// seconds since epoch
template<typename ScopedPadder>
class E_formatter final : public flag_formatter
{
public:
@ -494,7 +488,7 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
const size_t field_size = 10;
scoped_pad p(field_size, padinfo_, dest);
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);
@ -502,6 +496,7 @@ public:
};
// AM/PM
template<typename ScopedPadder>
class p_formatter final : public flag_formatter
{
public:
@ -512,12 +507,13 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 2;
scoped_pad p(field_size, padinfo_, dest);
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:
@ -528,7 +524,7 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 11;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad2(to12h(tm_time), dest);
dest.push_back(':');
@ -541,6 +537,7 @@ public:
};
// 24-hour HH:MM time, equivalent to %H:%M
template<typename ScopedPadder>
class R_formatter final : public flag_formatter
{
public:
@ -551,7 +548,7 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 5;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad2(tm_time.tm_hour, dest);
dest.push_back(':');
@ -560,6 +557,7 @@ public:
};
// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S
template<typename ScopedPadder>
class T_formatter final : public flag_formatter
{
public:
@ -570,7 +568,7 @@ public:
void format(const details::log_msg &, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 8;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::pad2(tm_time.tm_hour, dest);
dest.push_back(':');
@ -581,6 +579,7 @@ public:
};
// ISO 8601 offset from UTC in timezone (+-HH:MM)
template<typename ScopedPadder>
class z_formatter final : public flag_formatter
{
public:
@ -595,7 +594,7 @@ public:
void format(const details::log_msg &msg, const std::tm &tm_time, fmt::memory_buffer &dest) override
{
const size_t field_size = 6;
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
#ifdef _WIN32
int total_minutes = get_cached_offset(msg, tm_time);
@ -640,6 +639,7 @@ private:
};
// Thread id
template<typename ScopedPadder>
class t_formatter final : public flag_formatter
{
public:
@ -648,21 +648,15 @@ public:
{}
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
if (padinfo_.enabled())
{
const auto field_size = fmt_helper::count_digits(msg.thread_id);
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::append_int(msg.thread_id, dest);
}
else
{
fmt_helper::append_int(msg.thread_id, dest);
}
}
};
// Current pid
template<typename ScopedPadder>
class pid_formatter final : public flag_formatter
{
public:
@ -673,19 +667,13 @@ public:
void format(const details::log_msg &, const std::tm &, fmt::memory_buffer &dest) override
{
const auto pid = static_cast<uint32_t>(details::os::pid());
if (padinfo_.enabled())
{
auto field_size = fmt_helper::count_digits(pid);
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::append_int(pid, dest);
}
else
{
fmt_helper::append_int(pid, dest);
}
}
};
template<typename ScopedPadder>
class v_formatter final : public flag_formatter
{
public:
@ -695,16 +683,9 @@ public:
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
if (padinfo_.enabled())
{
scoped_pad p(msg.payload, padinfo_, dest);
ScopedPadder p(msg.payload.size(), padinfo_, dest);
fmt_helper::append_string_view(msg.payload, dest);
}
else
{
fmt_helper::append_string_view(msg.payload, dest);
}
}
};
class ch_formatter final : public flag_formatter
@ -716,8 +697,6 @@ public:
void format(const details::log_msg &, const std::tm &, fmt::memory_buffer &dest) override
{
const size_t field_size = 1;
scoped_pad p(field_size, padinfo_, dest);
dest.push_back(ch_);
}
@ -757,6 +736,7 @@ public:
msg.color_range_start = dest.size();
}
};
class color_stop_formatter final : public flag_formatter
{
public:
@ -771,6 +751,7 @@ public:
};
// print source location
template<typename ScopedPadder>
class source_location_formatter final : public flag_formatter
{
public:
@ -784,23 +765,20 @@ public:
{
return;
}
if (padinfo_.enabled())
{
const auto text_size = std::char_traits<char>::length(msg.source.filename) + fmt_helper::count_digits(msg.source.line) + 1;
scoped_pad p(text_size, padinfo_, dest);
size_t text_size = padinfo_.enabled() ?
std::char_traits<char>::length(msg.source.filename) + fmt_helper::count_digits(msg.source.line) + 1:
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);
}
else
{
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:
@ -814,11 +792,13 @@ public:
{
return;
}
scoped_pad p(msg.source.filename, padinfo_, dest);
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:
@ -839,11 +819,13 @@ public:
return;
}
auto filename = basename(msg.source.filename);
scoped_pad p(filename, padinfo_, dest);
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:
@ -857,19 +839,15 @@ public:
{
return;
}
if (padinfo_.enabled())
{
auto field_size = fmt_helper::count_digits(msg.source.line);
scoped_pad p(field_size, padinfo_, dest);
ScopedPadder p(field_size, padinfo_, dest);
fmt_helper::append_int(msg.source.line, dest);
}
else
{
fmt_helper::append_int(msg.source.line, dest);
}
}
};
// print source funcname
template<typename ScopedPadder>
class source_funcname_formatter final : public flag_formatter
{
public:
@ -883,13 +861,15 @@ public:
{
return;
}
scoped_pad p(msg.source.funcname, padinfo_, dest);
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 Units>
template<typename ScopedPadder, typename Units>
class elapsed_formatter final : public flag_formatter
{
public:
@ -905,16 +885,9 @@ public:
auto delta = msg.time - last_message_time_;
auto delta_units = std::chrono::duration_cast<DurationUnits>(delta);
last_message_time_ = msg.time;
if (padinfo_.enabled())
{
scoped_pad p(6, padinfo_, dest);
ScopedPadder p(6, padinfo_, dest);
fmt_helper::pad6(static_cast<size_t>(delta_units.count()), dest);
}
else
{
fmt_helper::pad6(static_cast<size_t>(delta_units.count()), dest);
}
}
protected:
log_clock::time_point last_message_time_;
@ -986,7 +959,6 @@ public:
dest.push_back(' ');
}
#endif
dest.push_back('[');
// wrap the level name with color
msg.color_range_start = dest.size();
@ -1000,7 +972,7 @@ public:
if (!msg.source.empty())
{
dest.push_back('[');
const char *filename = details::short_filename_formatter::basename(msg.source.filename);
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);
@ -1071,6 +1043,8 @@ SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg &msg)
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)
{
switch (flag)
@ -1081,122 +1055,122 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i
break;
case 'n': // logger name
formatters_.push_back(details::make_unique<details::name_formatter>(padding));
formatters_.push_back(details::make_unique<details::name_formatter<Padder>>(padding));
break;
case 'l': // level
formatters_.push_back(details::make_unique<details::level_formatter>(padding));
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>(padding));
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>(padding));
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>(padding));
formatters_.push_back(details::make_unique<details::v_formatter<Padder>>(padding));
break;
case ('a'): // weekday
formatters_.push_back(details::make_unique<details::a_formatter>(padding));
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>(padding));
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>(padding));
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>(padding));
formatters_.push_back(details::make_unique<details::B_formatter<Padder>>(padding));
break;
case ('c'): // datetime
formatters_.push_back(details::make_unique<details::c_formatter>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
formatters_.push_back(details::make_unique<details::I_formatter<Padder>>(padding));
break;
case ('M'): // minutes
formatters_.push_back(details::make_unique<details::M_formatter>(padding));
formatters_.push_back(details::make_unique<details::M_formatter<Padder>>(padding));
break;
case ('S'): // seconds
formatters_.push_back(details::make_unique<details::S_formatter>(padding));
formatters_.push_back(details::make_unique<details::S_formatter<Padder>>(padding));
break;
case ('e'): // milliseconds
formatters_.push_back(details::make_unique<details::e_formatter>(padding));
formatters_.push_back(details::make_unique<details::e_formatter<Padder>>(padding));
break;
case ('f'): // microseconds
formatters_.push_back(details::make_unique<details::f_formatter>(padding));
formatters_.push_back(details::make_unique<details::f_formatter<Padder>>(padding));
break;
case ('F'): // nanoseconds
formatters_.push_back(details::make_unique<details::F_formatter>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
formatters_.push_back(details::make_unique<details::T_formatter<Padder>>(padding));
break;
case ('z'): // timezone
formatters_.push_back(details::make_unique<details::z_formatter>(padding));
formatters_.push_back(details::make_unique<details::z_formatter<Padder>>(padding));
break;
case ('P'): // pid
formatters_.push_back(details::make_unique<details::pid_formatter>(padding));
formatters_.push_back(details::make_unique<details::pid_formatter<Padder>>(padding));
break;
case ('^'): // color range start
@ -1208,23 +1182,23 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i
break;
case ('@'): // source location (filename:filenumber)
formatters_.push_back(details::make_unique<details::source_location_formatter>(padding));
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>(padding));
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>(padding));
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>(padding));
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>(padding));
formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding));
break;
case ('%'): // % char
@ -1232,19 +1206,19 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i
break;
case ('u'): // elapsed time since last log message in nanos
formatters_.push_back(details::make_unique<details::elapsed_formatter<std::chrono::nanoseconds>>(padding));
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<std::chrono::microseconds>>(padding));
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<std::chrono::milliseconds>>(padding));
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<std::chrono::seconds>>(padding));
formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::seconds>>(padding));
break;
default: // Unknown flag appears as is
@ -1262,7 +1236,7 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i
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_pad;
using details::scoped_padder;
const size_t max_width = 64;
if (it == end)
{
@ -1317,7 +1291,15 @@ SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &patter
if (it != end)
{
handle_flag_(*it, padding);
if(padding.enabled())
{
handle_flag_<details::scoped_padder>(*it, padding);
}
else
{
handle_flag_<details::null_scoped_padder>(*it, padding);
}
}
else
{

1
include/spdlog/details/pattern_formatter.h
View File

@ -82,6 +82,7 @@ private:
std::vector<std::unique_ptr<details::flag_formatter>> formatters_;
std::tm get_time_(const details::log_msg &msg);
template <typename Padder>
void handle_flag_(char flag, details::padding_info padding);
// Extract given pad spec (e.g. %8X)