
Engineering
Dependency Injection Patterns in TypeScript Applications
Dependency injection in TypeScript with constructor injection, factory functions, DI containers and module composition — testable, without framework lock-in.
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Dependency injection in TypeScript with constructor injection, factory functions, DI containers and module composition — testable, without framework lock-in.

How to implement hexagonal architecture (ports and adapters) in a real application: clear boundaries, dependency inversion and a testable core domain.

How to design a plugin system that lets users extend your application without touching its core: plugin interfaces, lifecycle hooks, resolution, sandboxing.