File: //usr/share/doc/ruby-erubis/doc-api/classes/Erubis/OptimizedGenerator.html
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<title>Module: Erubis::OptimizedGenerator</title>
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<div id="classHeader">
<table class="header-table">
<tr class="top-aligned-row">
<td><strong>Module</strong></td>
<td class="class-name-in-header">Erubis::OptimizedGenerator</td>
</tr>
<tr class="top-aligned-row">
<td><strong>In:</strong></td>
<td>
<a href="../../files/erubis/engine/optimized_rb.html">
erubis/engine/optimized.rb
</a>
<br />
</td>
</tr>
</table>
</div>
<!-- banner header -->
<div id="bodyContent">
<div id="contextContent">
</div>
<div id="method-list">
<h3 class="section-bar">Methods</h3>
<div class="name-list">
<a href="#M000035">add_expr_debug</a>
<a href="#M000034">add_expr_escaped</a>
<a href="#M000033">add_expr_literal</a>
<a href="#M000036">add_postamble</a>
<a href="#M000030">add_preamble</a>
<a href="#M000032">add_stmt</a>
<a href="#M000031">add_text</a>
<a href="#M000026">escape_text</a>
<a href="#M000027">escaped_expr</a>
<a href="#M000025">init_generator</a>
<a href="#M000028">switch_to_expr</a>
<a href="#M000029">switch_to_stmt</a>
</div>
</div>
</div>
<!-- if includes -->
<div id="includes">
<h3 class="section-bar">Included Modules</h3>
<div id="includes-list">
<span class="include-name"><a href="Generator.html">Generator</a></span>
</div>
</div>
<div id="section">
<!-- if method_list -->
<div id="methods">
<h3 class="section-bar">Public Instance methods</h3>
<div id="method-M000025" class="method-detail">
<a name="M000025"></a>
<div class="method-heading">
<a href="#M000025" class="method-signature">
<span class="method-name">init_generator</span><span class="method-args">(properties={})</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000025-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000025-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 20</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">init_generator</span>(<span class="ruby-identifier">properties</span>={})
<span class="ruby-keyword kw">super</span>
<span class="ruby-ivar">@escapefunc</span> <span class="ruby-operator">||=</span> <span class="ruby-value str">"Erubis::XmlHelper.escape_xml"</span>
<span class="ruby-ivar">@initialized</span> = <span class="ruby-keyword kw">false</span>
<span class="ruby-ivar">@prev_is_expr</span> = <span class="ruby-keyword kw">false</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<h3 class="section-bar">Protected Instance methods</h3>
<div id="method-M000035" class="method-detail">
<a name="M000035"></a>
<div class="method-heading">
<a href="#M000035" class="method-signature">
<span class="method-name">add_expr_debug</span><span class="method-args">(src, code)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000035-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000035-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 85</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_debug</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
<span class="ruby-identifier">code</span>.<span class="ruby-identifier">strip!</span>
<span class="ruby-identifier">s</span> = (<span class="ruby-identifier">code</span>.<span class="ruby-identifier">dump</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/\A"(.*)"\z/</span>) <span class="ruby-operator">&&</span> <span class="ruby-identifier">$1</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">' $stderr.puts("*** debug: '</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">s</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">'=#{('</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">code</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">').inspect}");'</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000034" class="method-detail">
<a name="M000034"></a>
<div class="method-heading">
<a href="#M000034" class="method-signature">
<span class="method-name">add_expr_escaped</span><span class="method-args">(src, code)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000034-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000034-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 79</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_escaped</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
<span class="ruby-keyword kw">unless</span> <span class="ruby-ivar">@initialized</span>; <span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"_buf = ''"</span>; <span class="ruby-ivar">@initialized</span> = <span class="ruby-keyword kw">true</span>; <span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">switch_to_expr</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">" << "</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">escaped_expr</span>(<span class="ruby-identifier">code</span>)
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000033" class="method-detail">
<a name="M000033"></a>
<div class="method-heading">
<a href="#M000033" class="method-signature">
<span class="method-name">add_expr_literal</span><span class="method-args">(src, code)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000033-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000033-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 73</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_literal</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
<span class="ruby-keyword kw">unless</span> <span class="ruby-ivar">@initialized</span>; <span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"_buf = ''"</span>; <span class="ruby-ivar">@initialized</span> = <span class="ruby-keyword kw">true</span>; <span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">switch_to_expr</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">" << ("</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">code</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">").to_s"</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000036" class="method-detail">
<a name="M000036"></a>
<div class="method-heading">
<a href="#M000036" class="method-signature">
<span class="method-name">add_postamble</span><span class="method-args">(src)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000036-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000036-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 91</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_postamble</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-comment cmt">#super if @initialized</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"\n_buf\n"</span> <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@initialized</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000030" class="method-detail">
<a name="M000030"></a>
<div class="method-heading">
<a href="#M000030" class="method-signature">
<span class="method-name">add_preamble</span><span class="method-args">(src)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000030-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000030-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 50</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_preamble</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-comment cmt">#@initialized = false</span>
<span class="ruby-comment cmt">#@prev_is_expr = false</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000032" class="method-detail">
<a name="M000032"></a>
<div class="method-heading">
<a href="#M000032" class="method-signature">
<span class="method-name">add_stmt</span><span class="method-args">(src, code)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000032-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000032-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 66</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_stmt</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
<span class="ruby-identifier">switch_to_stmt</span>(<span class="ruby-identifier">src</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@initialized</span>
<span class="ruby-comment cmt">#super</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">code</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">';'</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">code</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000031" class="method-detail">
<a name="M000031"></a>
<div class="method-heading">
<a href="#M000031" class="method-signature">
<span class="method-name">add_text</span><span class="method-args">(src, text)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000031-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000031-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 55</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">text</span>)
<span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@initialized</span>
<span class="ruby-identifier">switch_to_expr</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">" << '"</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">text</span>) <span class="ruby-operator"><<</span> <span class="ruby-value str">"'"</span>
<span class="ruby-keyword kw">else</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"_buf = '"</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">text</span>) <span class="ruby-operator"><<</span> <span class="ruby-value str">"';"</span>
<span class="ruby-ivar">@initialized</span> = <span class="ruby-keyword kw">true</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000026" class="method-detail">
<a name="M000026"></a>
<div class="method-heading">
<a href="#M000026" class="method-signature">
<span class="method-name">escape_text</span><span class="method-args">(text)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000026-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000026-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 29</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">text</span>)
<span class="ruby-identifier">text</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">/['\\]/</span>, <span class="ruby-value str">'\\\\\&'</span>) <span class="ruby-comment cmt"># "'" => "\\'", '\\' => '\\\\'</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000027" class="method-detail">
<a name="M000027"></a>
<div class="method-heading">
<a href="#M000027" class="method-signature">
<span class="method-name">escaped_expr</span><span class="method-args">(code)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000027-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000027-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 33</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">escaped_expr</span>(<span class="ruby-identifier">code</span>)
<span class="ruby-ivar">@escapefunc</span> <span class="ruby-operator">||=</span> <span class="ruby-value str">'Erubis::XmlHelper.escape_xml'</span>
<span class="ruby-keyword kw">return</span> <span class="ruby-node">"#{@escapefunc}(#{code})"</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000028" class="method-detail">
<a name="M000028"></a>
<div class="method-heading">
<a href="#M000028" class="method-signature">
<span class="method-name">switch_to_expr</span><span class="method-args">(src)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000028-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000028-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 38</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">switch_to_expr</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@prev_is_expr</span>
<span class="ruby-ivar">@prev_is_expr</span> = <span class="ruby-keyword kw">true</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">' _buf'</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000029" class="method-detail">
<a name="M000029"></a>
<div class="method-heading">
<a href="#M000029" class="method-signature">
<span class="method-name">switch_to_stmt</span><span class="method-args">(src)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000029-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000029-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/optimized.rb, line 44</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">switch_to_stmt</span>(<span class="ruby-identifier">src</span>)
<span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-ivar">@prev_is_expr</span>
<span class="ruby-ivar">@prev_is_expr</span> = <span class="ruby-keyword kw">false</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">';'</span>
<span class="ruby-keyword kw">end</span>
</pre>
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