angular-di
Angular Dependency Injection
Version: Angular 21 (2025) Tags: DI, Services, Providers, Tokens, inject()
References: DI Guide • API • inject()
API Changes
This section documents recent version-specific API changes.
-
NEW: Functional injection with inject() — Preferred over constructor injection in modern Angular source
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NEW: inject() with Optional decorator —
inject(Service, { optional: true }) -
NEW: inject() with SkipSelf —
inject(Service, { skipSelf: true }) -
NEW: Tree-shakable InjectionToken —
new InjectionToken<T>(desc, { providedIn: 'root' })
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