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| <div class="titlepage"><div><div><h4 class="title"> |
| <a name="spirit.lex.quick_reference.lexers"></a><a class="link" href="lexers.html" title="Primitive Lexer Components">Primitive Lexer |
| Components</a> |
| </h4></div></div></div> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Expression |
| </p> |
| </th> |
| <th> |
| <p> |
| Attribute |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">ch</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| n/a |
| </p> |
| </td> |
| <td> |
| <p> |
| Matches <code class="computeroutput"><span class="identifier">ch</span></code> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">char_</span><span class="special">(</span><span class="identifier">ch</span><span class="special">)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| n/a |
| </p> |
| </td> |
| <td> |
| <p> |
| Matches <code class="computeroutput"><span class="identifier">ch</span></code> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">str</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| n/a |
| </p> |
| </td> |
| <td> |
| <p> |
| Matches regular expression <code class="computeroutput"><span class="identifier">str</span></code> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">string</span><span class="special">(</span><span class="identifier">str</span><span class="special">)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| n/a |
| </p> |
| </td> |
| <td> |
| <p> |
| Matches regular expression <code class="computeroutput"><span class="identifier">str</span></code> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">token_def</span><span class="special"><</span><span class="identifier">Attrib</span><span class="special">></span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">Attrib</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Matches the immediate argument |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">a</span> <span class="special">|</span> |
| <span class="identifier">b</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| n/a |
| </p> |
| </td> |
| <td> |
| <p> |
| Matches any of the expressions <code class="computeroutput"><span class="identifier">a</span></code> |
| or <code class="computeroutput"><span class="identifier">b</span></code> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">l</span><span class="special">[</span><span class="identifier">fa</span><span class="special">]</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Attribute of <code class="computeroutput"><span class="identifier">l</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Call semantic action <code class="computeroutput"><span class="identifier">fa</span></code> |
| (after matching <code class="computeroutput"><span class="identifier">l</span></code>). |
| </p> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| <div class="note"><table border="0" summary="Note"> |
| <tr> |
| <td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../images/note.png"></td> |
| <th align="left">Note</th> |
| </tr> |
| <tr><td align="left" valign="top"><p> |
| The column <span class="emphasis"><em>Attribute</em></span> in the table above lists the |
| parser attribute exposed by the lexer component if it is used as a parser |
| (see Attribute). A 'n/a' in this columns means the lexer component is |
| not usable as a parser. |
| </p></td></tr> |
| </table></div> |
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| <td align="left"></td> |
| <td align="right"><div class="copyright-footer">Copyright © 2001-2010 Joel de Guzman, Hartmut Kaiser<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) |
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