What are NestJS modules and how do they work?

What are NestJS modules and how do they work?

NestJS modules are classes annotated with the @Module() decorator. They help organize your application into cohesive blocks.

Can you explain the structure of a typical NestJS module?

Sure! A typical NestJS module includes properties like 'imports', 'controllers', and 'providers' to define dependencies and functionalities.

How do I create a new module in a NestJS application?

You can create a new module using the CLI command nest generate module <module-name>, which sets up the basic structure for you.

What is the purpose of the 'providers' array in a module?

The 'providers' array is used to define services that can be injected into controllers or other services within the module.

Can modules be imported into other modules?

Yes, modules can be imported into other modules, allowing you to share functionality across different parts of your application.