Minimal example (I guess github uses the same grammar because it is also not highlighted here):
CLASS lcl_testclass DEFINITION FOR TESTING
DURATION SHORT
RISK LEVEL HARMLESS.
PRIVATE SECTION.
METHODS:
example_method FOR TESTING raising cx_static_check,
ENDCLASS.
CLASS lcl_testclass IMPLEMENTATION.
ENDCLASS.
Minimal example (I guess github uses the same grammar because it is also not highlighted here):