File: C:/Ruby27-x64/share/doc/ruby/html/Racc/ParserClassGenerator.html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>class Racc::ParserClassGenerator - RDoc Documentation</title>
<script type="text/javascript">
var rdoc_rel_prefix = "../";
var index_rel_prefix = "../";
</script>
<script src="../js/navigation.js" defer></script>
<script src="../js/search.js" defer></script>
<script src="../js/search_index.js" defer></script>
<script src="../js/searcher.js" defer></script>
<script src="../js/darkfish.js" defer></script>
<link href="../css/fonts.css" rel="stylesheet">
<link href="../css/rdoc.css" rel="stylesheet">
<body id="top" role="document" class="class">
<nav role="navigation">
<div id="project-navigation">
<div id="home-section" role="region" title="Quick navigation" class="nav-section">
<h2>
<a href="../index.html" rel="home">Home</a>
</h2>
<div id="table-of-contents-navigation">
<a href="../table_of_contents.html#pages">Pages</a>
<a href="../table_of_contents.html#classes">Classes</a>
<a href="../table_of_contents.html#methods">Methods</a>
</div>
</div>
<div id="search-section" role="search" class="project-section initially-hidden">
<form action="#" method="get" accept-charset="utf-8">
<div id="search-field-wrapper">
<input id="search-field" role="combobox" aria-label="Search"
aria-autocomplete="list" aria-controls="search-results"
type="text" name="search" placeholder="Search" spellcheck="false"
title="Type to search, Up and Down to navigate, Enter to load">
</div>
<ul id="search-results" aria-label="Search Results"
aria-busy="false" aria-expanded="false"
aria-atomic="false" class="initially-hidden"></ul>
</form>
</div>
</div>
<div id="class-metadata">
<div id="parent-class-section" class="nav-section">
<h3>Parent</h3>
<p class="link"><a href="../Object.html">Object</a>
</div>
<!-- Method Quickref -->
<div id="method-list-section" class="nav-section">
<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-define_actions">#define_actions</a>
<li ><a href="#method-i-generate">#generate</a>
</ul>
</div>
</div>
</nav>
<main role="main" aria-labelledby="class-Racc::ParserClassGenerator">
<h1 id="class-Racc::ParserClassGenerator" class="class">
class Racc::ParserClassGenerator
</h1>
<section class="description">
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">(states)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/racc/statetransitiontable.rb, line 268</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">states</span>)
<span class="ruby-ivar">@states</span> = <span class="ruby-identifier">states</span>
<span class="ruby-ivar">@grammar</span> = <span class="ruby-identifier">states</span>.<span class="ruby-identifier">grammar</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-generate" class="method-detail ">
<div class="method-heading">
<span class="method-name">generate</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="generate-source">
<pre><span class="ruby-comment"># File lib/racc/statetransitiontable.rb, line 273</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">generate</span>
<span class="ruby-identifier">table</span> = <span class="ruby-ivar">@states</span>.<span class="ruby-identifier">state_transition_table</span>
<span class="ruby-identifier">c</span> = <span class="ruby-constant">Class</span>.<span class="ruby-identifier">new</span>(<span class="ruby-operator">::</span><span class="ruby-constant">Racc</span><span class="ruby-operator">::</span><span class="ruby-constant">Parser</span>)
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">const_set</span> <span class="ruby-value">:Racc_arg</span>, [<span class="ruby-identifier">table</span>.<span class="ruby-identifier">action_table</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">action_check</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">action_default</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">action_pointer</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">goto_table</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">goto_check</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">goto_default</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">goto_pointer</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">nt_base</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">reduce_table</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">token_value_table</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">shift_n</span>,
<span class="ruby-identifier">table</span>.<span class="ruby-identifier">reduce_n</span>,
<span class="ruby-keyword">false</span>]
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">const_set</span> <span class="ruby-value">:Racc_token_to_s_table</span>, <span class="ruby-identifier">table</span>.<span class="ruby-identifier">token_to_s_table</span>
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">const_set</span> <span class="ruby-value">:Racc_debug_parser</span>, <span class="ruby-keyword">true</span>
<span class="ruby-identifier">define_actions</span> <span class="ruby-identifier">c</span>
<span class="ruby-identifier">c</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="private-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Private Instance Methods</h3>
</header>
<div id="method-i-define_actions" class="method-detail ">
<div class="method-heading">
<span class="method-name">define_actions</span><span
class="method-args">(c)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="define_actions-source">
<pre><span class="ruby-comment"># File lib/racc/statetransitiontable.rb, line 298</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">define_actions</span>(<span class="ruby-identifier">c</span>)
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">module_eval</span> <span class="ruby-string">"def _reduce_none(vals, vstack) vals[0] end"</span>
<span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rule</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">rule</span>.<span class="ruby-identifier">action</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">funcall</span>(<span class="ruby-value">:alias_method</span>, <span class="ruby-node">"_reduce_#{rule.ident}"</span>, <span class="ruby-value">:_reduce_none</span>)
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">funcall</span>(<span class="ruby-value">:define_method</span>, <span class="ruby-node">"_racc_action_#{rule.ident}"</span>, <span class="ruby-operator">&</span><span class="ruby-identifier">rule</span>.<span class="ruby-identifier">action</span>.<span class="ruby-identifier">proc</span>)
<span class="ruby-identifier">c</span>.<span class="ruby-identifier">module_eval</span>(<span class="ruby-identifier"><<-End</span>, <span class="ruby-keyword">__FILE__</span>, <span class="ruby-keyword">__LINE__</span> <span class="ruby-operator">+</span> <span class="ruby-value">1</span>)
<span class="ruby-value"> def _reduce_#{rule.ident}(vals, vstack)
_racc_action_#{rule.ident}(*vals)
end
</span><span class="ruby-identifier"> End</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
</section>
</main>
<footer id="validator-badges" role="contentinfo">
<p><a href="https://validator.w3.org/check/referer">Validate</a>
<p>Generated by <a href="https://ruby.github.io/rdoc/">RDoc</a> 6.2.1.1.
<p>Based on <a href="http://deveiate.org/projects/Darkfish-RDoc/">Darkfish</a> by <a href="http://deveiate.org">Michael Granger</a>.
</footer>