ken_values.the_physiognomy_of_a_token_definition"></a></span><a class="link" href="lexer_token_values.html#spirit.lex.abstracts.lexer_primitives.lexer_token_values.the_physiognomy_of_a_token_definition">The
            Physiognomy of a Token Definition</a>
          </h6>
<p>
            The token definitions (represented by the <code class="computeroutput"><span class="identifier">lex</span><span class="special">::</span><span class="identifier">token_def</span><span class="special">&lt;&gt;</span></code> 