NestJS - Guards
Why might you prefer binding a guard at the controller level instead of globally in a NestJS application?
Why might you prefer binding a guard at the controller level instead of globally in a NestJS application?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand scope and impact of guard binding levels
Global guards apply to all routes, which may be unnecessary and costly.Step 2: Benefits of controller-level guards
Binding guards at controller level limits their effect to relevant routes, improving performance and code clarity.Final Answer:
To limit the guard's effect only to specific routes, improving performance and clarity -> Option CQuick Check:
Controller-level guards limit scope and improve clarity = To limit the guard's effect only to specific routes, improving performance and clarity [OK]
Quick Trick: Use controller guards to scope protection and optimize performance [OK]
Common Mistakes:
- Thinking global guards cannot access request data
- Believing controller guards run before global guards
- Confusing import location with guard binding
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