Golang Logrus Simple Implementation

main.go

 package main

import (
	"github.com/sirupsen/logrus"
)

func main() {
	var log = logrus.New()
	log.SetFormatter(&logrus.JSONFormatter{
		// DisableTimestamp: false, // Default: false
		// DisableSorting:   false, // sort the fields in the order of the keys
		// PrettyPrint:      true, // for debugging 
		TimestampFormat: "2006-01-02 15:04:05",
	})

	log.SetLevel(logrus.DebugLevel) // if we comment this line, the default log level is info level
	log.SetReportCaller(true)       //use setReportCaller to set the line number of the log entry.

	log.WithFields(logrus.Fields{
		"animal": "walrus",
		"size":   10,
	}).Info("A group of walrus emerges from the ocean")

	log.Info("Info log example")
	log.Warn("Warn log example")
	log.Error("Error log example")
	log.Debug("Debug log example")
	// log.Panic("Panic log example")
	// log.Fatal("Fatal log example") // will call os.Exit(1) after logging
}