A golang log wrapper with prefix.
- Now is based on
logrus. - Log content with prefix string.
- Create sub logger with grouped prefix
- Error with prefix string.
package main
import (
"github.com/menduo/pslog"
"github.com/sirupsen/logrus"
"strings"
)
func main() {
l1 := pslog.New("l1")
l1sub1 := l1.Sub("sub1", pslog.WithErrorFormat("我的天哪出错了: %s"))
l2 := pslog.New("l2")
l2sub1 := l2.Sub("sub1")
l3 := pslog.New("l3", pslog.WithLogger(logrus.New()))
l1.Warn("hello")
l2.Warn("hello")
l3.Warn("hello")
l1sub1.Warn("hello")
l2sub1.Warn("hello")
// output:
/*
WARN[0000] [l1]hello
WARN[0000] [l2]hello
WARN[0000] [l3]hello
WARN[0000] [l1.sub1]hello
WARN[0000] [l2.sub2]hello
*/
err1 := l1.NewErrWithMsgs("this is an error")
err1sub1 := l1sub1.NewErrWithFormat("i am what i am %s", "what i am...")
l2.Infoln("err1==nil", err1 == nil) // false
l2.Infoln("err1.Error(): ", err1.Error()) // -> [l1]: this is an error
l1.Infoln("err1sub1==nil", err1sub1 == nil) // false
l3.Infoln("err1sub1 ===:", err1sub1.Error())
// l2.Infoln("err1.Error(): ", err1.Error()) // -> [l1]: this is an error
l4 := pslog.New("l4", pslog.WithPSGenerOption(func(pslist []string) string {
return "这是什么前缀啊...." + strings.Join(pslist, "---")
}))
l4.Infoln("hello") // 这是什么前缀啊....l4 hello
}
MIT License