n class="phrase"><a name="spirit.karma.reference.nonterminal.rule.description"></a></span><a class="link" href="rule.html#spirit.karma.reference.nonterminal.rule.description">Description</a>
          </h6>
<p>
            The rule is a polymorphic generator that acts as a named place-holder
            capturing the behavior of a PEG expression assigned to it. Naming a
            <a class="link" href="../../../abstracts/parsing_expression_grammar.html" title="Parsing Expression Grammar">Parsing Expression