What are class decorators in TypeScript?

Can you explain what class decorators are in TypeScript?

Class decorators are special types of decorators that can be applied to a class in TypeScript. They allow you to modify or enhance the class definition.

How do I create a class decorator?

To create a class decorator, you define a function that takes a constructor as an argument and returns a new constructor or modifies the existing one.

Can you give me an example of a class decorator?

Sure! Here's a simple example:

function LogClass(target: Function) {
    console.log(`Class ${target.name} is created.`);
}

@LogClass
class MyClass {}

This decorator logs a message when the class is created.

What are some use cases for class decorators?

Class decorators can be used for logging, access control, validation, or even modifying class properties and methods.