zlog/internal/json/time.go
Olivier Poitrey ea1184be2b Get back some ns by removing the extra inferance added by binary support
benchstat old new
name                                   old time/op    new time/op    delta
LogEmpty-8                               15.2ns ±14%    13.4ns ± 3%  -12.11%  (p=0.008 n=5+5)
Disabled-8                               2.50ns ± 1%    2.28ns ± 6%   -8.81%  (p=0.008 n=5+5)
Info-8                                   44.4ns ± 1%    36.4ns ± 4%  -17.99%  (p=0.008 n=5+5)
ContextFields-8                          47.6ns ± 1%    39.4ns ± 7%  -17.30%  (p=0.008 n=5+5)
ContextAppend-8                          18.9ns ± 4%    15.2ns ± 4%  -19.68%  (p=0.008 n=5+5)
LogFields-8                               181ns ± 2%     173ns ± 2%   -4.63%  (p=0.008 n=5+5)
LogArrayObject-8                          530ns ± 3%     487ns ± 3%   -8.11%  (p=0.008 n=5+5)
LogFieldType/Int-8                       29.5ns ± 3%    28.8ns ± 2%     ~     (p=0.167 n=5+5)
LogFieldType/Interface-8                  180ns ± 7%     175ns ± 4%     ~     (p=0.579 n=5+5)
LogFieldType/Interface(Object)-8         87.8ns ± 3%    80.5ns ± 1%   -8.29%  (p=0.008 n=5+5)
LogFieldType/Object-8                    83.7ns ± 2%    77.2ns ± 3%   -7.76%  (p=0.008 n=5+5)
LogFieldType/Bools-8                     34.6ns ± 3%    32.3ns ± 6%   -6.64%  (p=0.032 n=5+5)
LogFieldType/Float-8                     43.0ns ± 4%    40.5ns ± 4%   -5.86%  (p=0.016 n=5+5)
LogFieldType/Str-8                       29.8ns ± 2%    26.5ns ± 5%  -11.01%  (p=0.008 n=5+5)
LogFieldType/Err-8                       32.8ns ± 2%    29.8ns ± 4%   -9.21%  (p=0.008 n=5+5)
LogFieldType/Durs-8                       309ns ± 3%     304ns ± 3%     ~     (p=0.238 n=5+5)
LogFieldType/Floats-8                     175ns ± 2%     174ns ± 3%     ~     (p=0.968 n=5+5)
LogFieldType/Strs-8                      51.0ns ± 3%    48.4ns ± 6%   -5.06%  (p=0.032 n=5+5)
LogFieldType/Dur-8                       44.5ns ± 3%    41.3ns ± 3%   -7.11%  (p=0.008 n=5+5)
LogFieldType/Interface(Objects)-8         758ns ± 3%     760ns ± 6%     ~     (p=1.000 n=5+5)
LogFieldType/Interfaces-8                 772ns ± 5%     762ns ± 4%     ~     (p=0.794 n=5+5)
LogFieldType/Bool-8                      28.0ns ± 6%    26.5ns ± 9%     ~     (p=0.143 n=5+5)
LogFieldType/Ints-8                      49.6ns ± 2%    46.2ns ± 2%   -6.70%  (p=0.008 n=5+5)
LogFieldType/Errs-8                      46.5ns ±11%    40.9ns ± 4%  -11.92%  (p=0.008 n=5+5)
LogFieldType/Time-8                       115ns ± 3%     113ns ± 3%     ~     (p=0.167 n=5+5)
LogFieldType/Times-8                      810ns ± 1%     811ns ± 3%     ~     (p=0.889 n=5+5)
ContextFieldType/Errs-8                   158ns ± 6%     156ns ±12%     ~     (p=1.000 n=5+5)
ContextFieldType/Times-8                  165ns ±11%     173ns ± 9%     ~     (p=0.651 n=5+5)
ContextFieldType/Interface-8              289ns ±13%     287ns ±11%     ~     (p=0.690 n=5+5)
ContextFieldType/Interface(Object)-8      285ns ±12%     297ns ± 6%     ~     (p=0.238 n=5+5)
ContextFieldType/Interface(Objects)-8     941ns ± 6%     941ns ± 5%     ~     (p=1.000 n=5+5)
ContextFieldType/Object-8                 201ns ± 5%     210ns ±12%     ~     (p=0.262 n=5+5)
ContextFieldType/Ints-8                   173ns ±10%     165ns ± 9%     ~     (p=0.198 n=5+5)
ContextFieldType/Floats-8                 297ns ± 6%     292ns ± 7%     ~     (p=0.579 n=5+5)
ContextFieldType/Timestamp-8              174ns ± 9%     174ns ±11%     ~     (p=0.810 n=5+5)
ContextFieldType/Durs-8                   445ns ± 9%     425ns ± 3%     ~     (p=0.151 n=5+5)
ContextFieldType/Interfaces-8             944ns ± 6%     876ns ±10%     ~     (p=0.095 n=5+5)
ContextFieldType/Strs-8                   179ns ±11%     165ns ±13%     ~     (p=0.135 n=5+5)
ContextFieldType/Dur-8                    158ns ± 8%     160ns ±19%     ~     (p=1.000 n=5+5)
ContextFieldType/Time-8                   152ns ±15%     148ns ±14%     ~     (p=0.952 n=5+5)
ContextFieldType/Str-8                    146ns ±12%     147ns ±16%     ~     (p=0.841 n=5+5)
ContextFieldType/Err-8                    138ns ±12%     145ns ±17%     ~     (p=0.595 n=5+5)
ContextFieldType/Int-8                    145ns ±10%     146ns ±13%     ~     (p=0.873 n=5+5)
ContextFieldType/Float-8                  181ns ± 9%     162ns ±12%     ~     (p=0.151 n=5+5)
ContextFieldType/Bool-8                   153ns ±10%     131ns ±19%     ~     (p=0.063 n=5+5)
ContextFieldType/Bools-8                  149ns ±11%     160ns ±16%     ~     (p=0.500 n=5+5)
2018-05-10 15:01:41 -07:00

77 lines
2.1 KiB
Go

package json
import (
"strconv"
"time"
)
// AppendTime formats the input time with the given format
// and appends the encoded string to the input byte slice.
func (e Encoder) AppendTime(dst []byte, t time.Time, format string) []byte {
if format == "" {
return e.AppendInt64(dst, t.Unix())
}
return append(t.AppendFormat(append(dst, '"'), format), '"')
}
// AppendTimes converts the input times with the given format
// and appends the encoded string list to the input byte slice.
func (Encoder) AppendTimes(dst []byte, vals []time.Time, format string) []byte {
if format == "" {
return appendUnixTimes(dst, vals)
}
if len(vals) == 0 {
return append(dst, '[', ']')
}
dst = append(dst, '[')
dst = append(vals[0].AppendFormat(append(dst, '"'), format), '"')
if len(vals) > 1 {
for _, t := range vals[1:] {
dst = append(t.AppendFormat(append(dst, ',', '"'), format), '"')
}
}
dst = append(dst, ']')
return dst
}
func appendUnixTimes(dst []byte, vals []time.Time) []byte {
if len(vals) == 0 {
return append(dst, '[', ']')
}
dst = append(dst, '[')
dst = strconv.AppendInt(dst, vals[0].Unix(), 10)
if len(vals) > 1 {
for _, t := range vals[1:] {
dst = strconv.AppendInt(append(dst, ','), t.Unix(), 10)
}
}
dst = append(dst, ']')
return dst
}
// AppendDuration formats the input duration with the given unit & format
// and appends the encoded string to the input byte slice.
func (e Encoder) AppendDuration(dst []byte, d time.Duration, unit time.Duration, useInt bool) []byte {
if useInt {
return strconv.AppendInt(dst, int64(d/unit), 10)
}
return e.AppendFloat64(dst, float64(d)/float64(unit))
}
// AppendDurations formats the input durations with the given unit & format
// and appends the encoded string list to the input byte slice.
func (e Encoder) AppendDurations(dst []byte, vals []time.Duration, unit time.Duration, useInt bool) []byte {
if len(vals) == 0 {
return append(dst, '[', ']')
}
dst = append(dst, '[')
dst = e.AppendDuration(dst, vals[0], unit, useInt)
if len(vals) > 1 {
for _, d := range vals[1:] {
dst = e.AppendDuration(append(dst, ','), d, unit, useInt)
}
}
dst = append(dst, ']')
return dst
}