{
    "event-custom": {
        "use": [
            "event-custom-base",
            "event-custom-complex"
        ],
        "submodules": {
            "event-custom-base": {
                "requires": [
                    "oop"
                ]
            },
            "event-custom-complex": {
                "requires": [
                    "event-custom-base"
                ]
            }
        }
    }
}