Introspecting the Decorated Class

Let's introspect the decorated class and use the Babel library to transpile the Angular decorator.

Once a class is decorated with Angular decorators like @Component, @Pipe, @Directive, and so on, Angular can read the metadata to figure out what to do with them.

In our example, where we simulated the Angular @Component decorator, we stored the properties given to the decorator into the metadata.

Verification by example

Let’s verify that the decoration actually worked.

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