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nestlog: refactor: streamline indenting for lhs timestamp

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This commit is contained in:
Roland Conybeare 2023-09-15 16:41:18 -04:00
commit f5a2ee1af5
2 changed files with 39 additions and 35 deletions
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68
include/nestlog/log_state.hpp
View file

@ -24,6 +24,7 @@ namespace xo {
class state_impl {
public:
using log_streambuf_type = log_streambuf<char, std::char_traits<char>>;
using utc_nanos = xo::time::utc_nanos;
public:
state_impl();
@ -35,6 +36,40 @@ namespace xo {
std::ostream & ss() { return ss_; }
void check_print_time(utc_nanos now_tm) {
using xo::time::time;
using xo::time::utc_nanos;
using xo::time::hms_msec;
using xo::time::hms_usec;
if (log_config::time_local_flag) {
if (log_config::time_usec_flag)
this->ss_ << hms_usec::local(now_tm) << " ";
else
this->ss_ << hms_msec::local(now_tm) << " ";
} else {
if (log_config::time_usec_flag)
this->ss_ << hms_usec::utc(now_tm) << " ";
else
this->ss_ << hms_msec::utc(now_tm) << " ";
}
} /*check_print_time*/
/* space budget for time-of-day */
std::size_t calc_time_indent() const {
if (log_config::time_enabled) {
/*strlen("14:38:19.974 ")*/
return 13;
} else {
return 0;
}
} /*calc_time_indent*/
void time_indent() {
if (log_config::time_enabled)
this->ss_ << pad(this->calc_time_indent(), ' ');
} /*time_indent*/
/* call on entry to new scope */
void preamble(function_style style, std::string_view name1, std::string_view name2);
/* call before each new log entry */
@ -148,35 +183,7 @@ namespace xo {
sbuf->reset_stream();
/* e.g:
*
* 14:38:19.914
* -------------
* 0123456789012
* 0 1
*
* (13 chars including trailing space)
*/
if (log_config::time_enabled) {
using xo::time::time;
using xo::time::utc_nanos;
using xo::time::hms_msec;
using xo::time::hms_usec;
utc_nanos now_tm = time::now();
if (log_config::time_local_flag) {
if (log_config::time_usec_flag)
this->ss_ << hms_usec::local(now_tm) << " ";
else
this->ss_ << hms_msec::local(now_tm) << " ";
} else {
if (log_config::time_usec_flag)
this->ss_ << hms_usec::utc(now_tm) << " ";
else
this->ss_ << hms_msec::utc(now_tm) << " ";
}
}
this->check_print_time(xo::time::time::now());
this->indent(' ');
char ee_label = '\0';
@ -342,8 +349,7 @@ namespace xo {
*/
std::uint32_t n_indent = 0;
if (log_config::time_enabled)
n_indent += 13; /*strlen("14:38:19.974 ")*/
n_indent += this->calc_time_indent();
n_indent += std::min(this->nesting_level_ * log_config::indent_width,
log_config::max_indent_width);

6
include/nestlog/scope.hpp
View file

@ -118,10 +118,8 @@ namespace xo {
} else {
state_impl_type * logstate = require_indent_thread_local_state();
/* indent for timestamp */
if (log_config::time_enabled)
logstate->ss() << pad(13, ' ');
//logstate->indent(' ');
/* indent for timestamp (not printed on this line) */
logstate->time_indent();
/* log to per-thread stream to prevent data races */
tosn(logstate2stream(logstate), std::forward<Tn>(rest)...);