Thanks to Alexander Lohnau, there is now a section in the KF coding style that explains about the usage of clang-format in the Frameworks:
https://community.kde.org/Policies/Frameworks_Coding_Style#Clang-format_automatic_code_formatting including tips and tricks (mainly to trick clang-format so that it doesn't mangle your code) Have a good day. :) -- Ahmad Samir