Do NextCmd 'Control_flow' Line                        NextCmd ->
With Line from Lines                                  Arg Control_flow : ^&ThreadContext, Line : String

                                                      - Trim >Command< Line "\r\n" STR_RIGHT

                                                      If Command <> ';.' then
                                                       - Parser 'Control_flow' Command,
                                                         Processor Control_flow

                                                       Iterate
                                                      Else
                                                       Leave
