mihomo/log/level.go
2018-11-21 13:47:46 +08:00

76 lines
1.3 KiB
Go

package log
import (
"encoding/json"
"errors"
yaml "gopkg.in/yaml.v2"
)
var (
// LogLevelMapping is a mapping for LogLevel enum
LogLevelMapping = map[string]LogLevel{
"error": ERROR,
"warning": WARNING,
"info": INFO,
"debug": DEBUG,
}
)
const (
DEBUG LogLevel = iota
INFO
WARNING
ERROR
)
type LogLevel int
// UnmarshalYAML unserialize Mode with yaml
func (l *LogLevel) UnmarshalYAML(data []byte) error {
var tp string
yaml.Unmarshal(data, &tp)
level, exist := LogLevelMapping[tp]
if !exist {
return errors.New("invalid mode")
}
*l = level
return nil
}
// MarshalYAML serialize Mode with yaml
func (l LogLevel) MarshalYAML() ([]byte, error) {
return yaml.Marshal(l.String())
}
// UnmarshalJSON unserialize Mode with json
func (l *LogLevel) UnmarshalJSON(data []byte) error {
var tp string
json.Unmarshal(data, tp)
level, exist := LogLevelMapping[tp]
if !exist {
return errors.New("invalid mode")
}
*l = level
return nil
}
// MarshalJSON serialize Mode with json
func (l LogLevel) MarshalJSON() ([]byte, error) {
return json.Marshal(l.String())
}
func (l LogLevel) String() string {
switch l {
case INFO:
return "info"
case WARNING:
return "warning"
case ERROR:
return "error"
case DEBUG:
return "debug"
default:
return "unknow"
}
}