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package main
import (
"github.com/sirupsen/logrus"
prefixed "github.com/x-cray/logrus-prefixed-formatter"
)
var log = logrus.New()
func init() {
formatter := new(prefixed.TextFormatter)
log.Formatter = formatter
log.Level = logrus.DebugLevel
}
func main() {
defer func() {
err := recover()
if err != nil {
// Fatal message
log.WithFields(logrus.Fields{
"omg": true,
"number": 100,
}).Fatal("[main] The ice breaks!")
}
}()
// You could either provide a map key called `prefix` to add prefix
log.WithFields(logrus.Fields{
"prefix": "main",
"animal": "walrus",
"number": 8,
}).Debug("Started observing beach")
// Or you can simply add prefix in square brackets within message itself
log.WithFields(logrus.Fields{
"animal": "walrus",
"size": 10,
}).Debug("[main] A group of walrus emerges from the ocean")
// Warning message
log.WithFields(logrus.Fields{
"omg": true,
"number": 122,
}).Warn("[main] The group's number increased tremendously!")
// Information message
log.WithFields(logrus.Fields{
"prefix": "sensor",
"temperature": -4,
}).Info("Temperature changes")
// Panic message
log.WithFields(logrus.Fields{
"prefix": "sensor",
"animal": "orca",
"size": 9009,
}).Panic("It's over 9000!")
}
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