[Solved] Which is the correct way to bind a guard to a specific route in NestJS? — Ans: @UseGuards(MyGuard) above the route handler method | NestJS

NestJS - Guards

Which is the correct way to bind a guard to a specific route in NestJS?

AUse @GlobalGuard decorator on the route

B@UseGuards(MyGuard) above the controller class

CAdd MyGuard to the global providers array

D@UseGuards(MyGuard) above the route handler method

Step-by-Step Solution

Solution:

Step 1: Identify route-level guard binding
To bind a guard to a specific route, place @UseGuards() decorator above the route handler method.
Step 2: Differentiate from other bindings
@UseGuards() above the controller binds to all routes in that controller. Global guards are set differently, and @GlobalGuard does not exist.
Final Answer:
@UseGuards(MyGuard) above the route handler method -> Option D
Quick Check:
Route guard = @UseGuards on method [OK]

Quick Trick: Use @UseGuards on method for route-level guards [OK]

Common Mistakes:

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