nest_exception_filter_controller.ts

import { Controller, Get, UseFilters, HttpException, HttpStatus } from '@nestjs/common';
import { HttpExceptionFilter } from './http-exception.filter';

@Controller('users')
@UseFilters(HttpExceptionFilter) // Apply to all methods in this controller
export class UsersController {
  @Get()
  findAll() {
    throw new HttpException('Users not found', HttpStatus.NOT_FOUND);
  }
}