Method CheckBegin

steps/cpplint.py:2800–2803

(self, filename, clean_lines, linenum, error)

        break

  def CheckBegin(self, filename, clean_lines, linenum, error):
    # Look for a bare ':'
    if Search('(^|[^:]):($|[^:])', clean_lines.elided[linenum]):
      self.is_derived = True

  def CheckEnd(self, filename, clean_lines, linenum, error):
    # If there is a DISALLOW macro, it should appear near the end of