NestJS - Middleware
Which of the following is the correct way to apply a middleware globally in NestJS?
Which of the following is the correct way to apply a middleware globally in NestJS?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Recall global middleware syntax
In NestJS, the recommended way to apply middleware globally is using app.useGlobalMiddleware(MyMiddleware).Step 2: Compare options
consumer.apply(MyMiddleware).forRoutes('*') applies middleware to all routes but is not truly global middleware; app.useGlobalMiddleware applies middleware globally.Final Answer:
app.useGlobalMiddleware(MyMiddleware) -> Option AQuick Check:
Global middleware uses app.useGlobalMiddleware [OK]
Quick Trick: Use app.useGlobalMiddleware to apply middleware globally [OK]
Common Mistakes:
- Using consumer.apply(...).forRoutes('*') for global middleware
- Trying to call non-existent app methods
- Confusing middleware registration with guards
Master "Middleware" in NestJS
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