What is structured logging in Go?

What is structured logging in Go?

Structured logging in Go refers to the practice of logging data in a structured format, such as JSON, which makes it easier to query and analyze.

Why is structured logging better than traditional logging?

Structured logging allows for better organization and filtering of log data, making it easier to identify issues and analyze application behavior.

Can you show me an example of structured logging in Go?

Sure! Here's a simple example using the logrus package:

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

func main() {
    logger := logrus.New()
    logger.WithFields(logrus.Fields{
        "event": "user_signup",
        "user_id": 123,
    }).Info("User signed up")
}

What libraries can I use for structured logging in Go?

Some popular libraries for structured logging in Go include logrus, zap, and go-logging.