do not add code generation header to non-swift files
do not add code generation header to non-swift files

krzysztofzablocki/Sourcery,krzysztofzablocki/Sourcery,krzysztofzablocki/Sourcery,Antondomashnev/Sourcery,Antondomashnev/Sourcery,krzysztofzablocki/Sourcery,Antondomashnev/Sourcery,Antondomashnev/Sourcery,Antondomashnev/Sourcery