What is structured logging in Go?

What is structured logging in Go?

Structured logging in Go refers to logging that outputs data in a structured format, like JSON, making it easier to query and analyze.

Why is structured logging better than traditional logging?

Structured logging allows for better organization of log data, making it easier to filter, search, and analyze logs compared to traditional plain text logs.

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() {
    log := logrus.New()
    log.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'. Each has its own features and benefits.