A Comprehensive Guide to Structured Logging in Go

Go has built-in features for simple logging but third-party tools also exist for this purpose. How do you know which one to pick?

The author starts by discussing the limitations of the standard library log package, such as lack of log levels, support for structured logging, and context-aware logging

The article provides a detailed overview of the slog package, including its design, architecture, and key concepts such as Logger, Record, and Handler. Finally, the article provides examples of using slog to create custom loggers, add arbitrary attributes to logs, and customize the default logger.