-std::string const BufferFormat(Buffer const & buffer);
-///
-void bufferErrors(Buffer const &, TeXErrors const &);
+std::string const bufferFormat(Buffer const & buffer);
+
+/// Fill in the ErrorList with the TeXErrors
+void bufferErrors(Buffer const &, TeXErrors const &, ErrorList &);
+
+/// Count the number of words in the text between these two iterators
+int countWords(DocIterator const & from, DocIterator const & to);
+
+/// updates all counters
+void updateLabels(Buffer const &, bool childonly = false);
+