newsupernova/vendor/magento/module-swatches/etc/adminhtml/di.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
    <type name="Magento\Catalog\Controller\Adminhtml\Product\Attribute\Save">
        <plugin name="save_swatches_frontend_input" type="Magento\Swatches\Controller\Adminhtml\Product\Attribute\Plugin\Save"/>
    </type>
    <type name="Magento\Catalog\Block\Adminhtml\Product\Attribute\Edit\Tab\Main">
        <arguments>
            <argument name="formFactory" xsi:type="object">Magento\Swatches\Block\Adminhtml\Product\Attribute\Edit\FormFactory</argument>
        </arguments>
    </type>
    <virtualType name="Magento\Swatches\Block\Adminhtml\Product\Attribute\Edit\FormFactory" type="Magento\Framework\Data\FormFactory">
        <arguments>
            <argument name="instanceName" xsi:type="string">Magento\Swatches\Block\Adminhtml\Product\Attribute\Edit\Form</argument>
        </arguments>
    </virtualType>
    <type name="Magento\ConfigurableProduct\Controller\Adminhtml\Product\Attribute\GetAttributes">
        <arguments>
            <argument name="attributesList" xsi:type="object">Magento\Swatches\Model\AttributesList</argument>
        </arguments>
    </type>
    <type name="Magento\Catalog\Model\ResourceModel\Eav\Attribute">
        <plugin name="invalidate_caches_after_attribute_save" type="Magento\Swatches\Plugin\Catalog\CacheInvalidate" />
    </type>
    <type name="Magento\Eav\Model\Adminhtml\System\Config\Source\Inputtype">
        <plugin name="append_compatible_input_types" type="Magento\Swatches\Plugin\Eav\System\Config\Source\InputtypePlugin" />
    </type>
    <type name="Magento\Catalog\Controller\Adminhtml\Product\Attribute\Validate">
        <arguments>
            <argument name="multipleAttributeList" xsi:type="array">
                <item name="swatch_text" xsi:type="string">optiontext</item>
                <item name="swatch_visual" xsi:type="string">optionvisual</item>
            </argument>
        </arguments>
    </type>
</config>