Tested by on magento 2.1.3 (blank theme), 2.1.8 Modified Snowdog Theme
Do not expect this module to be updated/bugg fixed/altered for any specific magento version
Change attributes for configurable on frontend to show the sku for selected product
The plugin is flexibel. Theme HTML has to be modified to contain data-dynamic attributes.
in layout/catalog_product_view.xml add
<referenceBlock name="product.info.sku">
<arguments>
<argument name="add_attribute" xsi:type="string">itemprop="sku" data-dynamic="sku"</argument>
</arguments>
</referenceBlock>