/
log.go
129 lines (109 loc) · 2.18 KB
/
log.go
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package kodocli
import (
"fmt"
"log"
"os"
)
type Ilog interface {
Debug(v ...interface{})
Debugf(format string, v ...interface{})
Info(v ...interface{})
Infof(format string, v ...interface{})
Warn(v ...interface{})
Warnf(format string, v ...interface{})
Error(v ...interface{})
Errorf(format string, v ...interface{})
Fatal(v ...interface{})
Fatalf(format string, v ...interface{})
}
type level int
const (
LOG_LEVEL_DEBUG = iota
LOG_LEVEL_INFO
LOG_LEVEL_WARN
LOG_LEVEL_ERROR
LOG_LEVEL_FATAL
)
type logger struct {
level level
}
func (l *logger) Debug(v ...interface{}) {
if l.level > LOG_LEVEL_DEBUG {
return
}
log.Output(2, fmt.Sprintln(v...))
}
func (l *logger) Debugf(format string, v ...interface{}) {
if l.level > LOG_LEVEL_DEBUG {
return
}
log.Output(2, fmt.Sprintf(format, v...))
}
func (l *logger) Info(v ...interface{}) {
if l.level > LOG_LEVEL_INFO {
return
}
log.Output(2, fmt.Sprintln(v...))
}
func (l *logger) Infof(format string, v ...interface{}) {
if l.level > LOG_LEVEL_INFO {
return
}
log.Output(2, fmt.Sprintf(format, v...))
}
func (l *logger) Warn(v ...interface{}) {
if l.level > LOG_LEVEL_WARN {
return
}
log.Output(2, fmt.Sprintln(v...))
}
func (l *logger) Warnf(format string, v ...interface{}) {
if l.level > LOG_LEVEL_WARN {
return
}
log.Output(2, fmt.Sprintf(format, v...))
}
func (l *logger) Error(v ...interface{}) {
if l.level > LOG_LEVEL_ERROR {
return
}
log.Output(2, fmt.Sprintln(v...))
}
func (l *logger) Errorf(format string, v ...interface{}) {
if l.level > LOG_LEVEL_ERROR {
return
}
log.Output(2, fmt.Sprintf(format, v...))
}
func (l *logger) Fatal(v ...interface{}) {
if l.level > LOG_LEVEL_FATAL {
return
}
log.Output(2, fmt.Sprintln(v...))
os.Exit(1)
}
func (l *logger) Fatalf(format string, v ...interface{}) {
if l.level > LOG_LEVEL_FATAL {
return
}
log.Output(2, fmt.Sprintf(format, v...))
os.Exit(1)
}
func (l *logger) SetLevel(level level) {
l.level = level
}
func NewLogger() *logger {
var l = &logger{}
l.level = LOG_LEVEL_INFO
return l
}
// elog is embedded logger
var elog Ilog
func SetLogger(logger Ilog) {
elog = logger
}
func init() {
if elog == nil {
elog = NewLogger()
}
}