class parsing, show line number causing error (#3828)
class parsing, show line number causing error (#3828)

In case there are errors while parsing the CLAS source code, the line number causing the error will now be shown in the error message
sbcgua/abapGit,larshp/abapGit,sbcgua/abapGit,larshp/abapGit,EduardoCopat/abapGit,EduardoCopat/abapGit