Function gjs_array_to_flat_array

gi/arg.cpp:668–700

}

GJS_JSAPI_RETURN_CONVENTION
static bool gjs_array_to_flat_array(JSContext* cx, JS::HandleValue array_value,
                                    unsigned length,
                                    const GI::TypeInfo& param_info,
                                    size_t param_size, void** arr_p) {
    g_assert((param_size > 0) &&
             "Only flat arrays of elements of known size are supported");

    Gjs::AutoPointer<uint8_t> flat_array{g_new0(uint8_t, param_size * length)};

    JS::RootedObject array(cx, &array_value.toObject());
    JS::RootedValue elem(cx);
    for (unsigned i = 0; i < length; i++) {
        elem = JS::UndefinedValue();

        if (!JS_GetElement(cx, array, i, &elem)) {
            gjs_throw(cx, "Missing array element %u", i);
            return false;
        }

        GIArgument arg;
        if (!gjs_value_to_gi_argument(cx, elem, param_info,
                                      GJS_ARGUMENT_ARRAY_ELEMENT,
                                      GI_TRANSFER_NOTHING, &arg))
            return false;

        memcpy(&flat_array[param_size * i], gjs_arg_get<void*>(&arg),
               param_size);
    }

    *arr_p = flat_array.release();
    return true;
}

GJS_JSAPI_RETURN_CONVENTION
static bool gjs_array_to_basic_array(JSContext* cx, JS::HandleValue v_array,