s whitespace,
            though since some tools such as lint look at comments, this method is
            not perfect.
          </li>
</ul></div>
<h5>
<a name="spirit.lex.lexer_introduction.h0"></a>
        <span class="phrase"><a name="spirit.lex.lexer_introduction.why_use_a_separate_lexer_"></a></span><a class="link" href="lexer_introduction.html#spirit.lex.lexer_introduction.why_use_a_separate_lexer_">Why Use
        a Separate Lexer?</a>
      </h5>
<p>
        Typically, lexical scanning is done in 