Bunny Custom Builder

BunnyBuilder.php

<?php

namespace App\Builders;

use Illuminate\Database\Eloquent\Builder;

class BunnyBuilder extends Builder
{
    public function old(): self
    {
        return $this->where('birth_date', '<=', now()->subYears(5));
    }

    public function oldAndFluffy(): self
    {
        return $this->old()->where('fluffiness', '>', 75);
    }
}