Tag: doc-base-file-no-index
Severity: error
Check: menus
Explanation: The <code>Format</code> sections in the given <code>doc-base</code>
 control files for <code>HTML</code> or <code>Info</code> documents must also
 contain an <code>Index</code> field that shows an appropriate starting point
 for the document series.
 .
 The field must be present even if the documentation is a single file.
See-Also:
 doc-base-manual 2.3.2.2