298 lines
No EOL
14 KiB
HTML
298 lines
No EOL
14 KiB
HTML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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<head>
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<title>Class: Erubis::TinyEruby</title>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
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<meta http-equiv="Content-Script-Type" content="text/javascript" />
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<link rel="stylesheet" href="../.././rdoc-style.css" type="text/css" media="screen" />
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<script type="text/javascript">
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// <![CDATA[
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function popupCode( url ) {
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window.open(url, "Code", "resizable=yes,scrollbars=yes,toolbar=no,status=no,height=150,width=400")
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}
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function toggleCode( id ) {
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if ( document.getElementById )
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elem = document.getElementById( id );
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else if ( document.all )
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elem = eval( "document.all." + id );
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else
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return false;
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elemStyle = elem.style;
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if ( elemStyle.display != "block" ) {
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} else {
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elemStyle.display = "none"
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}
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return true;
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}
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// Make codeblocks hidden by default
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document.writeln( "<style type=\"text/css\">div.method-source-code { display: none }</style>" )
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// ]]>
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</script>
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</head>
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<body>
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<div id="classHeader">
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<table class="header-table">
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<tr class="top-aligned-row">
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<td><strong>Class</strong></td>
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<td class="class-name-in-header">Erubis::TinyEruby</td>
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</tr>
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<tr class="top-aligned-row">
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<td><strong>In:</strong></td>
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<td>
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<a href="../../files/erubis/tiny_rb.html">
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erubis/tiny.rb
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</a>
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<br />
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</td>
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</tr>
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<tr class="top-aligned-row">
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<td><strong>Parent:</strong></td>
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<td>
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Object
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</td>
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</tr>
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</table>
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</div>
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<!-- banner header -->
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<div id="bodyContent">
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<div id="contextContent">
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<div id="description">
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<p>
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tiny and the simplest implementation of eRuby
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</p>
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<p>
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ex.
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</p>
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<pre>
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eruby = TinyEruby.new(File.read('example.rhtml'))
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print eruby.src # print ruby code
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print eruby.result(binding()) # eval ruby code with Binding object
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print eruby.evalute(context) # eval ruby code with context object
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</pre>
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</div>
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</div>
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<div id="method-list">
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<h3 class="section-bar">Methods</h3>
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<div class="name-list">
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<a href="#M000206">convert</a>
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<a href="#M000208">evaluate</a>
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<a href="#M000205">new</a>
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<a href="#M000207">result</a>
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</div>
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</div>
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</div>
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<!-- if includes -->
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<div id="section">
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<div id="constants-list">
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<h3 class="section-bar">Constants</h3>
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<div class="name-list">
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<table summary="Constants">
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<tr class="top-aligned-row context-row">
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<td class="context-item-name">EMBEDDED_PATTERN</td>
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<td>=</td>
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<td class="context-item-value">/<%(=+|\#)?(.*?)-?%>/m</td>
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</tr>
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</table>
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</div>
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</div>
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<div id="attribute-list">
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<h3 class="section-bar">Attributes</h3>
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<div class="name-list">
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<table>
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<tr class="top-aligned-row context-row">
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<td class="context-item-name">src</td>
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<td class="context-item-value"> [R] </td>
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<td class="context-item-desc"></td>
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</tr>
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</table>
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</div>
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</div>
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<!-- if method_list -->
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<div id="methods">
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<h3 class="section-bar">Public Class methods</h3>
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<div id="method-M000205" class="method-detail">
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<a name="M000205"></a>
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<div class="method-heading">
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<a href="#M000205" class="method-signature">
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<span class="method-name">new</span><span class="method-args">(input=nil)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000205-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000205-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/tiny.rb, line 19</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">input</span>=<span class="ruby-keyword kw">nil</span>)
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<span class="ruby-ivar">@src</span> = <span class="ruby-identifier">convert</span>(<span class="ruby-identifier">input</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">input</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<h3 class="section-bar">Public Instance methods</h3>
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<div id="method-M000206" class="method-detail">
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<a name="M000206"></a>
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<div class="method-heading">
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<a href="#M000206" class="method-signature">
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<span class="method-name">convert</span><span class="method-args">(input)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000206-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000206-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/tiny.rb, line 26</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">convert</span>(<span class="ruby-identifier">input</span>)
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<span class="ruby-identifier">src</span> = <span class="ruby-value str">"_buf = '';"</span> <span class="ruby-comment cmt"># preamble</span>
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<span class="ruby-identifier">pos</span> = <span class="ruby-value">0</span>
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<span class="ruby-identifier">input</span>.<span class="ruby-identifier">scan</span>(<span class="ruby-constant">EMBEDDED_PATTERN</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">indicator</span>, <span class="ruby-identifier">code</span><span class="ruby-operator">|</span>
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<span class="ruby-identifier">m</span> = <span class="ruby-constant">Regexp</span>.<span class="ruby-identifier">last_match</span>
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<span class="ruby-identifier">text</span> = <span class="ruby-identifier">input</span>[<span class="ruby-identifier">pos</span><span class="ruby-operator">...</span><span class="ruby-identifier">m</span>.<span class="ruby-identifier">begin</span>(<span class="ruby-value">0</span>)]
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<span class="ruby-identifier">pos</span> = <span class="ruby-identifier">m</span>.<span class="ruby-identifier">end</span>(<span class="ruby-value">0</span>)
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<span class="ruby-comment cmt">#src << " _buf << '" << escape_text(text) << "';"</span>
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<span class="ruby-identifier">text</span>.<span class="ruby-identifier">gsub!</span>(<span class="ruby-regexp re">/['\\]/</span>, <span class="ruby-value str">'\\\\\&'</span>)
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<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">text</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"';"</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">empty?</span>
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<span class="ruby-keyword kw">if</span> <span class="ruby-operator">!</span><span class="ruby-identifier">indicator</span> <span class="ruby-comment cmt"># <% %></span>
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<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">code</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">";"</span>
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<span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">indicator</span> <span class="ruby-operator">==</span> <span class="ruby-value str">'#'</span> <span class="ruby-comment cmt"># <%# %></span>
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<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> (<span class="ruby-value str">"\n"</span> <span class="ruby-operator">*</span> <span class="ruby-identifier">code</span>.<span class="ruby-identifier">count</span>(<span class="ruby-value str">"\n"</span>))
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<span class="ruby-keyword kw">else</span> <span class="ruby-comment cmt"># <%= %></span>
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<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">code</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">").to_s;"</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-comment cmt">#rest = $' || input # ruby1.8</span>
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<span class="ruby-identifier">rest</span> = <span class="ruby-identifier">pos</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span> <span class="ruby-operator">?</span> <span class="ruby-identifier">input</span> <span class="ruby-operator">:</span> <span class="ruby-identifier">input</span>[<span class="ruby-identifier">pos</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>] <span class="ruby-comment cmt"># ruby1.9</span>
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<span class="ruby-comment cmt">#src << " _buf << '" << escape_text(rest) << "';"</span>
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<span class="ruby-identifier">rest</span>.<span class="ruby-identifier">gsub!</span>(<span class="ruby-regexp re">/['\\]/</span>, <span class="ruby-value str">'\\\\\&'</span>)
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<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">rest</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"';"</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">rest</span>.<span class="ruby-identifier">empty?</span>
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<span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">"\n_buf.to_s\n"</span> <span class="ruby-comment cmt"># postamble</span>
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<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">src</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000208" class="method-detail">
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<a name="M000208"></a>
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<div class="method-heading">
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<a href="#M000208" class="method-signature">
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<span class="method-name">evaluate</span><span class="method-args">(_context=Object.new)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000208-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000208-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/tiny.rb, line 61</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">evaluate</span>(<span class="ruby-identifier">_context</span>=<span class="ruby-constant">Object</span>.<span class="ruby-identifier">new</span>)
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<span class="ruby-keyword kw">if</span> <span class="ruby-identifier">_context</span>.<span class="ruby-identifier">is_a?</span>(<span class="ruby-constant">Hash</span>)
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<span class="ruby-identifier">_obj</span> = <span class="ruby-constant">Object</span>.<span class="ruby-identifier">new</span>
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<span class="ruby-identifier">_context</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">_obj</span>.<span class="ruby-identifier">instance_variable_set</span>(<span class="ruby-node">"@#{k}"</span>, <span class="ruby-identifier">v</span>) <span class="ruby-keyword kw">end</span>
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<span class="ruby-identifier">_context</span> = <span class="ruby-identifier">_obj</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-identifier">_context</span>.<span class="ruby-identifier">instance_eval</span> <span class="ruby-ivar">@src</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000207" class="method-detail">
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<a name="M000207"></a>
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<div class="method-heading">
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<a href="#M000207" class="method-signature">
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<span class="method-name">result</span><span class="method-args">(_binding=TOPLEVEL_BINDING)</span>
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</a>
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</div>
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<div class="method-description">
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<p>
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def escape_text(text)
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</p>
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<pre>
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return text.gsub!(/['\\]/, '\\\\\&') || text
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</pre>
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<p>
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end
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</p>
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000207-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000207-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/tiny.rb, line 57</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">result</span>(<span class="ruby-identifier">_binding</span>=<span class="ruby-constant">TOPLEVEL_BINDING</span>)
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<span class="ruby-identifier">eval</span> <span class="ruby-ivar">@src</span>, <span class="ruby-identifier">_binding</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="validator-badges">
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<p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p>
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