An OXID eShop related tool to generate class files in the so called unified namespace. This tools implements also a composer plugin, but can also be executed as a standalone script like this

vendor/bin/oe-eshop-unified_namespace_generator

See also Documentation on readthedocs.io

If you experience any bugs or issues, please report them in the section OXID eShop (all versions) of https://bugs.oxid-esales.com.