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package log
import (
"bytes"
"fmt"
"log"
"sort"
)
// field used for sorting.
type field struct {
Name string
Value interface{}
}
// by sorts fields by name.
type byName []field
func (a byName) Len() int { return len(a) }
func (a byName) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
func (a byName) Less(i, j int) bool { return a[i].Name < a[j].Name }
// handleStdLog outpouts to the stlib log.
func handleStdLog(e *Entry) error {
level := levelNames[e.Level]
var fields []field
for k, v := range e.Fields {
fields = append(fields, field{k, v})
}
sort.Sort(byName(fields))
var b bytes.Buffer
fmt.Fprintf(&b, "%5s %-25s", level, e.Message)
for _, f := range fields {
fmt.Fprintf(&b, " %s=%v", f.Name, f.Value)
}
log.Println(b.String())
return nil
}
|
