def CheckHeaderFileIncluded()

in cpp/misc/cpplint.py [0:0]

• 25 lines of code
• 11 McCabe index (conditional complexity)

def CheckHeaderFileIncluded(filename, include_state, error):
  """Logs an error if a source file does not include its header."""

  # Do not check test files
  fileinfo = FileInfo(filename)
  if Search(_TEST_FILE_SUFFIX, fileinfo.BaseName()):
    return

  for ext in GetHeaderExtensions():
    basefilename = filename[0:len(filename) - len(fileinfo.Extension())]
    headerfile = basefilename + '.' + ext
    if not os.path.exists(headerfile):
      continue
    headername = FileInfo(headerfile).RepositoryName()
    first_include = None
    include_uses_unix_dir_aliases = False
    for section_list in include_state.include_list:
      for f in section_list:
        include_text = f[0]
        if "./" in include_text:
          include_uses_unix_dir_aliases = True
        if headername in include_text or include_text in headername:
          return
        if not first_include:
          first_include = f[1]

    message = '%s should include its header file %s' % (fileinfo.RepositoryName(), headername)
    if include_uses_unix_dir_aliases:
      message += ". Relative paths like . and .. are not allowed."

    error(filename, first_include, 'build/include', 5, message)