What are custom formats in Winston?

Can you explain what custom formats are in Winston?

Custom formats in Winston allow you to define how log messages are structured and displayed.

How do I create a custom format?

You can create a custom format by using the format module in Winston and defining your own formatting function.

Can you give me an example of a custom format?

Sure! Here's a simple example: format.printf(({ level, message }) => ${level}: ${message}); This formats the log to show the level and message.

Are there any built-in formats I can use?

Yes, Winston provides several built-in formats like format.json, format.simple, and format.combine that you can use.