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|
package log
import (
"encoding/json"
"fmt"
"time"
)
func (l *Logger) jsonFormatter(keyvals ...interface{}) {
m := make(map[string]interface{}, len(keyvals)/2)
for i := 0; i < len(keyvals); i += 2 {
switch keyvals[i] {
case TimestampKey:
if t, ok := keyvals[i+1].(time.Time); ok {
m[TimestampKey] = t.Format(l.timeFormat)
}
case LevelKey:
if level, ok := keyvals[i+1].(Level); ok {
m[LevelKey] = level.String()
}
case CallerKey:
if caller, ok := keyvals[i+1].(string); ok {
m[CallerKey] = caller
}
case PrefixKey:
if prefix, ok := keyvals[i+1].(string); ok {
m[PrefixKey] = prefix
}
case MessageKey:
if msg := keyvals[i+1]; msg != nil {
m[MessageKey] = fmt.Sprint(msg)
}
default:
var (
key string
val interface{}
)
switch k := keyvals[i].(type) {
case fmt.Stringer:
key = k.String()
case error:
key = k.Error()
default:
key = fmt.Sprint(k)
}
switch v := keyvals[i+1].(type) {
case error:
val = v.Error()
case fmt.Stringer:
val = v.String()
default:
val = v
}
m[key] = val
}
}
e := json.NewEncoder(&l.b)
e.SetEscapeHTML(false)
_ = e.Encode(m)
}
|
