| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml" lang="en-US"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> |
| <meta http-equiv="X-UA-Compatible" content="IE=11"/> |
| <meta name="generator" content="Doxygen 1.9.8"/> |
| <meta name="viewport" content="width=device-width, initial-scale=1"/> |
| <title>iceberg-cpp: iceberg/expression/expression_visitor.h File Reference</title> |
| <link href="tabs.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="jquery.js"></script> |
| <script type="text/javascript" src="dynsections.js"></script> |
| <link href="search/search.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="search/searchdata.js"></script> |
| <script type="text/javascript" src="search/search.js"></script> |
| <link href="doxygen.css" rel="stylesheet" type="text/css" /> |
| </head> |
| <body> |
| <div id="top"><!-- do not remove this div, it is closed by doxygen! --> |
| <div id="titlearea"> |
| <table cellspacing="0" cellpadding="0"> |
| <tbody> |
| <tr id="projectrow"> |
| <td id="projectalign"> |
| <div id="projectname">iceberg-cpp |
| </div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <!-- end header part --> |
| <!-- Generated by Doxygen 1.9.8 --> |
| <script type="text/javascript"> |
| /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ |
| var searchBox = new SearchBox("searchBox", "search/",'.html'); |
| /* @license-end */ |
| </script> |
| <script type="text/javascript" src="menudata.js"></script> |
| <script type="text/javascript" src="menu.js"></script> |
| <script type="text/javascript"> |
| /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ |
| $(function() { |
| initMenu('',true,false,'search.php','Search'); |
| $(document).ready(function() { init_search(); }); |
| }); |
| /* @license-end */ |
| </script> |
| <div id="main-nav"></div> |
| <!-- window showing the filter options --> |
| <div id="MSearchSelectWindow" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| onkeydown="return searchBox.OnSearchSelectKey(event)"> |
| </div> |
| |
| <!-- iframe showing the search results (closed by default) --> |
| <div id="MSearchResultsWindow"> |
| <div id="MSearchResults"> |
| <div class="SRPage"> |
| <div id="SRIndex"> |
| <div id="SRResults"></div> |
| <div class="SRStatus" id="Loading">Loading...</div> |
| <div class="SRStatus" id="Searching">Searching...</div> |
| <div class="SRStatus" id="NoMatches">No Matches</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| |
| <div id="nav-path" class="navpath"> |
| <ul> |
| <li class="navelem"><a class="el" href="dir_f51fe74ea6bc2b1b900619895eaa63be.html">iceberg</a></li><li class="navelem"><a class="el" href="dir_832d158f51fdfd219125f1a0f5099b44.html">expression</a></li> </ul> |
| </div> |
| </div><!-- top --> |
| <div class="header"> |
| <div class="summary"> |
| <a href="#nested-classes">Classes</a> | |
| <a href="#func-members">Functions</a> </div> |
| <div class="headertitle"><div class="title">expression_visitor.h File Reference</div></div> |
| </div><!--header--> |
| <div class="contents"> |
| <div class="textblock"><code>#include <concepts></code><br /> |
| <code>#include <memory></code><br /> |
| <code>#include <typeinfo></code><br /> |
| <code>#include "<a class="el" href="aggregate_8h_source.html">iceberg/expression/aggregate.h</a>"</code><br /> |
| <code>#include "<a class="el" href="expression_8h_source.html">iceberg/expression/expression.h</a>"</code><br /> |
| <code>#include "iceberg/expression/literal.h"</code><br /> |
| <code>#include "<a class="el" href="predicate_8h_source.html">iceberg/expression/predicate.h</a>"</code><br /> |
| <code>#include "<a class="el" href="term_8h_source.html">iceberg/expression/term.h</a>"</code><br /> |
| <code>#include "iceberg/iceberg_export.h"</code><br /> |
| <code>#include "iceberg/result.h"</code><br /> |
| <code>#include "<a class="el" href="checked__cast_8h_source.html">iceberg/util/checked_cast.h</a>"</code><br /> |
| <code>#include "iceberg/util/macros.h"</code><br /> |
| </div> |
| <p><a href="expression__visitor_8h_source.html">Go to the source code of this file.</a></p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a> |
| Classes</h2></td></tr> |
| <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classiceberg_1_1ExpressionVisitor.html">iceberg::ExpressionVisitor< R ></a></td></tr> |
| <tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Base visitor for traversing expression trees. <a href="classiceberg_1_1ExpressionVisitor.html#details">More...</a><br /></td></tr> |
| <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classiceberg_1_1BoundVisitor.html">iceberg::BoundVisitor< R ></a></td></tr> |
| <tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Visitor for bound expressions. <a href="classiceberg_1_1BoundVisitor.html#details">More...</a><br /></td></tr> |
| <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> |
| </table><table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a> |
| Functions</h2></td></tr> |
| <tr class="memitem:adfd2545dd2069fa4ab5d30ea46813edc" id="r_adfd2545dd2069fa4ab5d30ea46813edc"><td class="memTemplParams" colspan="2">template<typename R , typename V > <br /> |
| requires std::derived_from<V, <a class="el" href="classiceberg_1_1ExpressionVisitor.html">ExpressionVisitor</a><R>></td></tr> |
| <tr class="memitem:adfd2545dd2069fa4ab5d30ea46813edc"><td class="memTemplItemLeft" align="right" valign="top">Result< R > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="expression__visitor_8h.html#adfd2545dd2069fa4ab5d30ea46813edc">iceberg::Visit</a> (const std::shared_ptr< <a class="el" href="classiceberg_1_1Expression.html">Expression</a> > &expr, V &visitor)</td></tr> |
| <tr class="memdesc:adfd2545dd2069fa4ab5d30ea46813edc"><td class="mdescLeft"> </td><td class="mdescRight">Traverse an expression tree with a visitor. <br /></td></tr> |
| <tr class="separator:adfd2545dd2069fa4ab5d30ea46813edc"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>Visitor pattern implementation for traversing Iceberg expression trees. </p> |
| </div><h2 class="groupheader">Function Documentation</h2> |
| <a id="adfd2545dd2069fa4ab5d30ea46813edc" name="adfd2545dd2069fa4ab5d30ea46813edc"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#adfd2545dd2069fa4ab5d30ea46813edc">◆ </a></span>Visit()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <div class="memtemplate"> |
| template<typename R , typename V > <br /> |
| requires std::derived_from<V, ExpressionVisitor<R>></div> |
| <table class="memname"> |
| <tr> |
| <td class="memname">Result< R > iceberg::Visit </td> |
| <td>(</td> |
| <td class="paramtype">const std::shared_ptr< <a class="el" href="classiceberg_1_1Expression.html">Expression</a> > & </td> |
| <td class="paramname"><em>expr</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">V & </td> |
| <td class="paramname"><em>visitor</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Traverse an expression tree with a visitor. </p> |
| <p>This function traverses the given expression tree in postorder traversal and calls appropriate visitor methods for each node. Results from child nodes are passed to parent nodes.</p> |
| <dl class="tparams"><dt>Template Parameters</dt><dd> |
| <table class="tparams"> |
| <tr><td class="paramname">R</td><td>The return type produced by the visitor </td></tr> |
| <tr><td class="paramname">V</td><td>The visitor type (must derive from ExpressionVisitor<R>) </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">expr</td><td>The expression to traverse </td></tr> |
| <tr><td class="paramname">visitor</td><td>The visitor to use for traversal </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>The result produced by the visitor for the root expression node </dd></dl> |
| |
| </div> |
| </div> |
| </div><!-- contents --> |
| <!-- start footer part --> |
| <hr class="footer"/><address class="footer"><small> |
| Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.8 |
| </small></address> |
| </body> |
| </html> |
