NestJS · Middle · Question 19 of 75

What does `ModuleRef` let you do?

1Reload modules at runtime
✓Correct answer: Get provider instances dynamically (get, resolve for scoped ones) or create classes with DI (create)
3Import modules from npm at runtime

Explanation

It's useful for strategy patterns where the implementation is chosen at runtime. Prefer normal constructor injection when possible.

Further reading

NestJS: Module reference ↗

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