86 lines
1.6 KiB
Go
86 lines
1.6 KiB
Go
package log
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
"log"
|
|
"os"
|
|
)
|
|
|
|
const (
|
|
calldepth = 2
|
|
)
|
|
|
|
var (
|
|
logger = log.New(os.Stderr, "", 0)
|
|
debug = false
|
|
)
|
|
|
|
func EnableTimestamps() {
|
|
logger.SetFlags(logger.Flags() | log.Ldate | log.Ltime)
|
|
}
|
|
|
|
func EnableDebug() {
|
|
debug = true
|
|
}
|
|
|
|
func Debug(v ...interface{}) {
|
|
if debug {
|
|
logger.Output(calldepth, header("DEBUG", fmt.Sprint(v...)))
|
|
}
|
|
}
|
|
|
|
func Debugf(format string, v ...interface{}) {
|
|
if debug {
|
|
logger.Output(calldepth, header("DEBUG", fmt.Sprintf(format, v...)))
|
|
}
|
|
}
|
|
|
|
func Info(v ...interface{}) {
|
|
logger.Output(calldepth, header("INFO", fmt.Sprint(v...)))
|
|
}
|
|
|
|
func Infof(format string, v ...interface{}) {
|
|
logger.Output(calldepth, header("INFO", fmt.Sprintf(format, v...)))
|
|
}
|
|
|
|
func Error(v ...interface{}) {
|
|
logger.Output(calldepth, header("ERROR", fmt.Sprint(v...)))
|
|
}
|
|
|
|
func Errorf(format string, v ...interface{}) {
|
|
logger.Output(calldepth, header("ERROR", fmt.Sprintf(format, v...)))
|
|
}
|
|
|
|
func Warning(v ...interface{}) {
|
|
logger.Output(calldepth, header("WARN", fmt.Sprint(v...)))
|
|
}
|
|
|
|
func Warningf(format string, v ...interface{}) {
|
|
logger.Output(calldepth, header("WARN", fmt.Sprintf(format, v...)))
|
|
}
|
|
|
|
func Fatal(v ...interface{}) {
|
|
logger.Output(calldepth, header("FATAL", fmt.Sprint(v...)))
|
|
os.Exit(1)
|
|
}
|
|
|
|
func Fatalf(format string, v ...interface{}) {
|
|
logger.Output(calldepth, header("FATAL", fmt.Sprintf(format, v...)))
|
|
os.Exit(1)
|
|
}
|
|
|
|
func header(lvl, msg string) string {
|
|
return fmt.Sprintf("%s: %s", lvl, msg)
|
|
}
|
|
|
|
type logWriter string
|
|
|
|
func (l logWriter) Write(p []byte) (n int, err error) {
|
|
logger.Output(calldepth, header(string(l), string(p)))
|
|
return len(p), nil
|
|
}
|
|
|
|
func InfoWriter() io.Writer {
|
|
return logWriter("INFO")
|
|
}
|