Sep 23, 2019 · Injectable () in the service specifies that this service can be injected/used in other components. In short if service has injectable decorator, other components can use that …

The @Injectable () decorator has the providedIn metadata option, where you can specify the provider of the decorated service class with the root injector, or with the injector for a specific …

May 19, 2016 · The @Injectable decorator aims to actually set some metadata about which dependencies to inject into the constructor of the associated class. It's a class decorator that …

Oct 14, 2020 · I not really understand @Injectable in NestJS. Some tutorial tell @Injectable tell the @Controller know it's an install and can use it as a Dependency Injection.

Sep 11, 2024 · I am trying to create a service in Angular that should only be injectable within a specific module, not accessible outside that module. I have a service MyService that I want to …

Jan 11, 2025 · I created a service for authentication which keeps an _isAuthenticated state as a class property. The service is marked as @injectable. I then injected the service into a route …

May 27, 2017 · 70 I don't know about all the lifecycle hooks, but as for destruction, ngOnDestroy actually get called on Injectable when it's provider is destroyed (for example an Injectable …

Apr 8, 2016 · A component is injectable by default @Component() (or @Directive()) includes @Injectable(). Don't expect to get a specific instance of a component injected. This works for …

Jun 14, 2018 · Injectable is provided - an instance of the Injectable will be given to classes below this specific injector level, whenever they request it. Injectable is injected - a class constructor …

May 26, 2022 · WARN [DependenciesScanner] In the next major version, Nest will not allow classes annotated with @Injectable(), @Catch(), and @Controller() decorators to appear in …