Symfony : Inject all class implementing a specific interface

CalculatorHandler.php

<?php

namespace App\Handler;

class CalculatorHandler
{
    /**
     * @var CalculatorInterface[]
     */
    private $calculatorList = [];

    public function __construct(iterable $calculatorList)
    {
        $this->calculatorList = $calculatorList;
    }
}

services.yaml

services:
    App\Handler\CalculatorHandler:
      arguments: [!tagged app.calculator]

    _instanceof:
        App\Calculator\CalculatorInterface:
          tags: ['app.calculator']