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HackBrowserData/internal/log/log.go

100 lines
1.6 KiB

package log
import (
"fmt"
"io"
"log"
"os"
)
type Level int
const (
LevelDebug Level = iota
LevelWarn
LevelError
)
func (l Level) String() string {
switch l {
case LevelDebug:
return "debug"
case LevelError:
return "error"
}
return ""
}
var (
formatLogger *Logger
levelMap = map[string]Level{
"debug": LevelDebug,
"error": LevelError,
}
)
func InitLog(l string) {
formatLogger = newLog(os.Stdout).setLevel(levelMap[l]).setFlags(log.Lshortfile)
}
type Logger struct {
level Level
l *log.Logger
}
func newLog(w io.Writer) *Logger {
return &Logger{
l: log.New(w, "", 0),
}
}
func (l *Logger) setFlags(flag int) *Logger {
l.l.SetFlags(flag)
return l
}
func (l *Logger) setLevel(level Level) *Logger {
l.level = level
return l
}
func (l *Logger) doLog(level Level, v ...interface{}) bool {
if level < l.level {
return false
}
l.l.Output(3, level.String()+" "+fmt.Sprintln(v...))
return true
}
func (l *Logger) doLogf(level Level, format string, v ...interface{}) bool {
if level < l.level {
return false
}
l.l.Output(3, level.String()+" "+fmt.Sprintln(fmt.Sprintf(format, v...)))
return true
}
func Debug(v ...interface{}) {
formatLogger.doLog(LevelDebug, v...)
}
func Warn(v ...interface{}) {
formatLogger.doLog(LevelWarn, v...)
}
func Error(v ...interface{}) {
formatLogger.doLog(LevelError, v...)
}
func Errorf(format string, v ...interface{}) {
formatLogger.doLogf(LevelError, format, v...)
}
func Warnf(format string, v ...interface{}) {
formatLogger.doLogf(LevelWarn, format, v...)
}
func Debugf(format string, v ...interface{}) {
formatLogger.doLogf(LevelDebug, format, v...)
}