File: //usr/share/doc/ruby-erubis/doc-api/classes/Erubis/SchemeGenerator.html
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<title>Module: Erubis::SchemeGenerator</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::SchemeGenerator</td>
</tr>
<tr class="top-aligned-row">
<td><strong>In:</strong></td>
<td>
<a href="../../files/erubis/engine/escheme_rb.html">
erubis/engine/escheme.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="#M000045">add_expr_debug</a>
<a href="#M000044">add_expr_escaped</a>
<a href="#M000043">add_expr_literal</a>
<a href="#M000046">add_postamble</a>
<a href="#M000038">add_preamble</a>
<a href="#M000042">add_stmt</a>
<a href="#M000041">add_text</a>
<a href="#M000039">escape_text</a>
<a href="#M000040">escaped_expr</a>
<a href="#M000037">init_generator</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-M000045" class="method-detail">
<a name="M000045"></a>
<div class="method-heading">
<a href="#M000045" 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('M000045-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000045-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 71</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">s</span> = (<span class="ruby-identifier">code</span>.<span class="ruby-identifier">strip!</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">code</span>).<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">/\"/</span>, <span class="ruby-value str">'\\"'</span>)
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"(display \"*** debug: #{s}=\")(display #{code.strip})(display \"\\n\")"</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000044" class="method-detail">
<a name="M000044"></a>
<div class="method-heading">
<a href="#M000044" 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('M000044-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000044-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 67</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-identifier">add_expr_literal</span>(<span class="ruby-identifier">src</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-M000043" class="method-detail">
<a name="M000043"></a>
<div class="method-heading">
<a href="#M000043" 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('M000043-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000043-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 62</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-identifier">code</span>.<span class="ruby-identifier">strip!</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"(#{@func} #{code})"</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000046" class="method-detail">
<a name="M000046"></a>
<div class="method-heading">
<a href="#M000046" 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('M000046-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000046-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 76</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_postamble</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">@func</span> <span class="ruby-operator">==</span> <span class="ruby-value str">'_add'</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"\n"</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">src</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">" (reverse _buf))\n"</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000038" class="method-detail">
<a name="M000038"></a>
<div class="method-heading">
<a href="#M000038" 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('M000038-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000038-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 28</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_preamble</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">@func</span> <span class="ruby-operator">==</span> <span class="ruby-value str">'_add'</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"(let ((_buf '())) "</span> <span class="ruby-operator">+</span> \
<span class="ruby-value str">"(define (_add x) (set! _buf (cons x _buf))) "</span>
<span class="ruby-comment cmt">#src << "(let* ((_buf '())" + # " (_add (lambda (x) (set! _buf (cons x _buf))))) "</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000042" class="method-detail">
<a name="M000042"></a>
<div class="method-heading">
<a href="#M000042" 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('M000042-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000042-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 58</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">src</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">code</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000041" class="method-detail">
<a name="M000041"></a>
<div class="method-heading">
<a href="#M000041" 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('M000041-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000041-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 47</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-identifier">t</span> = <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">text</span>)
<span class="ruby-keyword kw">if</span> <span class="ruby-identifier">t</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
<span class="ruby-identifier">t</span>[<span class="ruby-value">-1</span>, <span class="ruby-value">1</span>] = <span class="ruby-value str">''</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"(#{@func} \""</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">t</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"\\n\")\n"</span>
<span class="ruby-keyword kw">else</span>
<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"(#{@func} \""</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">t</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">'")'</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000039" class="method-detail">
<a name="M000039"></a>
<div class="method-heading">
<a href="#M000039" 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('M000039-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000039-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 36</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">text</span>)
<span class="ruby-ivar">@table_</span> <span class="ruby-operator">||=</span> { <span class="ruby-value str">'"'</span>=<span class="ruby-operator">></span><span class="ruby-value str">'\\"'</span>, <span class="ruby-value str">'\\'</span>=<span class="ruby-operator">></span><span class="ruby-value str">'\\\\'</span> }
<span class="ruby-identifier">text</span>.<span class="ruby-identifier">gsub!</span>(<span class="ruby-regexp re">/["\\]/</span>) { <span class="ruby-operator">|</span><span class="ruby-identifier">m</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@table_</span>[<span class="ruby-identifier">m</span>] }
<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">text</span>
<span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000040" class="method-detail">
<a name="M000040"></a>
<div class="method-heading">
<a href="#M000040" 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('M000040-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000040-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 42</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">escaped_expr</span>(<span class="ruby-identifier">code</span>)
<span class="ruby-identifier">code</span>.<span class="ruby-identifier">strip!</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-M000037" class="method-detail">
<a name="M000037"></a>
<div class="method-heading">
<a href="#M000037" 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('M000037-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000037-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/escheme.rb, line 22</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">'escape'</span>
<span class="ruby-ivar">@func</span> = <span class="ruby-identifier">properties</span>[<span class="ruby-identifier">:func</span>] <span class="ruby-operator">||</span> <span class="ruby-value str">'_add'</span> <span class="ruby-comment cmt"># or 'display'</span>
<span class="ruby-keyword kw">end</span>
</pre>
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