myth/logger.go

package myth

import (
	"io"
	"log"
)

// Logger logger
type Logger struct {
	logger *log.Logger
}

// NewLogger new logger
func NewLogger(out io.Writer) *Logger {
	logger := log.New(out, "[INFO]", log.Ldate|log.Ltime)
	return &Logger{logger: logger}
}

// Info log info
func (l *Logger) Info(v ...interface{}) {
	l.logger.SetPrefix("[INFO]")
	l.logger.Println(v...)
}

// Debug log debug
func (l *Logger) Debug(v ...interface{}) {
	l.logger.SetPrefix("[DEBUG]")
	l.logger.Println(v...)
}

// Warn log Warn
func (l *Logger) Warn(v ...interface{}) {
	l.logger.SetPrefix("[Warn]")
	l.logger.Println(v...)
}

// Err log Err
func (l *Logger) Err(v ...interface{}) {
	l.logger.SetPrefix("[Err]")
	l.logger.Println(v...)
}

// Alert log Alert
func (l *Logger) Alert(v ...interface{}) {
	l.logger.SetPrefix("[Alert]")
	l.logger.Println(v...)
}