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Edit File: InterpolationEnhancer.html
<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>Module: Erubis::InterpolationEnhancer</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <meta http-equiv="Content-Script-Type" content="text/javascript" /> <link rel="stylesheet" href="../.././rdoc-style.css" type="text/css" media="screen" /> <script type="text/javascript"> // <![CDATA[ function popupCode( url ) { window.open(url, "Code", "resizable=yes,scrollbars=yes,toolbar=no,status=no,height=150,width=400") } function toggleCode( id ) { if ( document.getElementById ) elem = document.getElementById( id ); else if ( document.all ) elem = eval( "document.all." + id ); else return false; elemStyle = elem.style; if ( elemStyle.display != "block" ) { elemStyle.display = "block" } else { elemStyle.display = "none" } return true; } // Make codeblocks hidden by default document.writeln( "<style type=\"text/css\">div.method-source-code { display: none }</style>" ) // ]]> </script> </head> <body> <div id="classHeader"> <table class="header-table"> <tr class="top-aligned-row"> <td><strong>Module</strong></td> <td class="class-name-in-header">Erubis::InterpolationEnhancer</td> </tr> <tr class="top-aligned-row"> <td><strong>In:</strong></td> <td> <a href="../../files/erubis/enhancer_rb.html"> erubis/enhancer.rb </a> <br /> </td> </tr> </table> </div> <!-- banner header --> <div id="bodyContent"> <div id="contextContent"> <div id="description"> <p> convert "<h1><%=title%></h1>" into "_buf << %Q`<h1>#{title}</h1>`" </p> <p> this is only for <a href="Eruby.html">Eruby</a>. </p> </div> </div> <div id="method-list"> <h3 class="section-bar">Methods</h3> <div class="name-list"> <a href="#M000213">_add_text_to_str</a> <a href="#M000214">add_expr_escaped</a> <a href="#M000215">add_expr_literal</a> <a href="#M000212">add_text</a> <a href="#M000211">convert_input</a> </div> </div> </div> <!-- if includes --> <div id="section"> <!-- if method_list --> <div id="methods"> <h3 class="section-bar">Public Instance methods</h3> <div id="method-M000213" class="method-detail"> <a name="M000213"></a> <div class="method-heading"> <a href="#M000213" class="method-signature"> <span class="method-name">_add_text_to_str</span><span class="method-args">(str, text)</span> </a> </div> <div class="method-description"> <p><a class="source-toggle" href="#" onclick="toggleCode('M000213-source');return false;">[Source]</a></p> <div class="method-source-code" id="M000213-source"> <pre> <span class="ruby-comment cmt"># File erubis/enhancer.rb, line 707</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">_add_text_to_str</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">text</span>) <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">if</span> <span class="ruby-operator">!</span><span class="ruby-identifier">text</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</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-keyword kw">end</span> </pre> </div> </div> </div> <div id="method-M000214" class="method-detail"> <a name="M000214"></a> <div class="method-heading"> <a href="#M000214" class="method-signature"> <span class="method-name">add_expr_escaped</span><span class="method-args">(str, code)</span> </a> </div> <div class="method-description"> <p><a class="source-toggle" href="#" onclick="toggleCode('M000214-source');return false;">[Source]</a></p> <div class="method-source-code" id="M000214-source"> <pre> <span class="ruby-comment cmt"># File erubis/enhancer.rb, line 712</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_escaped</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">code</span>) <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"\#{#{escaped_expr(code)}}"</span> <span class="ruby-keyword kw">end</span> </pre> </div> </div> </div> <div id="method-M000215" class="method-detail"> <a name="M000215"></a> <div class="method-heading"> <a href="#M000215" class="method-signature"> <span class="method-name">add_expr_literal</span><span class="method-args">(str, code)</span> </a> </div> <div class="method-description"> <p><a class="source-toggle" href="#" onclick="toggleCode('M000215-source');return false;">[Source]</a></p> <div class="method-source-code" id="M000215-source"> <pre> <span class="ruby-comment cmt"># File erubis/enhancer.rb, line 716</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_literal</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">code</span>) <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"\#{#{code}}"</span> <span class="ruby-keyword kw">end</span> </pre> </div> </div> </div> <div id="method-M000212" class="method-detail"> <a name="M000212"></a> <div class="method-heading"> <a href="#M000212" 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('M000212-source');return false;">[Source]</a></p> <div class="method-source-code" id="M000212-source"> <pre> <span class="ruby-comment cmt"># File erubis/enhancer.rb, line 696</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-operator">!</span><span class="ruby-identifier">text</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-comment cmt">#src << " _buf << %Q`" << text << "`;"</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">text</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span> <span class="ruby-identifier">text</span>[<span class="ruby-value">-1</span>] = <span class="ruby-value str">"\\n"</span> <span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-node">" #{@bufvar} << %Q`#{text}`\n"</span> <span class="ruby-keyword kw">else</span> <span class="ruby-identifier">src</span> <span class="ruby-operator"><<</span> <span class="ruby-node">" #{@bufvar} << %Q`#{text}`;"</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> </pre> </div> </div> </div> <div id="method-M000211" class="method-detail"> <a name="M000211"></a> <div class="method-heading"> <a href="#M000211" class="method-signature"> <span class="method-name">convert_input</span><span class="method-args">(src, input)</span> </a> </div> <div class="method-description"> <p><a class="source-toggle" href="#" onclick="toggleCode('M000211-source');return false;">[Source]</a></p> <div class="method-source-code" id="M000211-source"> <pre> <span class="ruby-comment cmt"># File erubis/enhancer.rb, line 641</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">convert_input</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">input</span>) <span class="ruby-identifier">pat</span> = <span class="ruby-ivar">@pattern</span> <span class="ruby-identifier">regexp</span> = <span class="ruby-identifier">pat</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">pat</span> <span class="ruby-operator">==</span> <span class="ruby-value str">'<% %>'</span> <span class="ruby-operator">?</span> <span class="ruby-constant">Basic</span><span class="ruby-operator">::</span><span class="ruby-constant">Converter</span><span class="ruby-operator">::</span><span class="ruby-constant">DEFAULT_REGEXP</span> <span class="ruby-operator">:</span> <span class="ruby-identifier">pattern_regexp</span>(<span class="ruby-identifier">pat</span>) <span class="ruby-identifier">pos</span> = <span class="ruby-value">0</span> <span class="ruby-identifier">is_bol</span> = <span class="ruby-keyword kw">true</span> <span class="ruby-comment cmt"># is beginning of line</span> <span class="ruby-identifier">str</span> = <span class="ruby-value str">''</span> <span class="ruby-identifier">input</span>.<span class="ruby-identifier">scan</span>(<span class="ruby-identifier">regexp</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-identifier">tailch</span>, <span class="ruby-identifier">rspace</span><span class="ruby-operator">|</span> <span class="ruby-identifier">match</span> = <span class="ruby-constant">Regexp</span>.<span class="ruby-identifier">last_match</span>() <span class="ruby-identifier">len</span> = <span class="ruby-identifier">match</span>.<span class="ruby-identifier">begin</span>(<span class="ruby-value">0</span>) <span class="ruby-operator">-</span> <span class="ruby-identifier">pos</span> <span class="ruby-identifier">text</span> = <span class="ruby-identifier">input</span>[<span class="ruby-identifier">pos</span>, <span class="ruby-identifier">len</span>] <span class="ruby-identifier">pos</span> = <span class="ruby-identifier">match</span>.<span class="ruby-identifier">end</span>(<span class="ruby-value">0</span>) <span class="ruby-identifier">ch</span> = <span class="ruby-identifier">indicator</span> <span class="ruby-value">? </span><span class="ruby-identifier">indicator</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">:</span> <span class="ruby-keyword kw">nil</span> <span class="ruby-identifier">lspace</span> = <span class="ruby-identifier">ch</span> <span class="ruby-operator">==</span> <span class="ruby-value">?=</span> <span class="ruby-operator">?</span> <span class="ruby-keyword kw">nil</span> <span class="ruby-operator">:</span> <span class="ruby-identifier">detect_spaces_at_bol</span>(<span class="ruby-identifier">text</span>, <span class="ruby-identifier">is_bol</span>) <span class="ruby-identifier">is_bol</span> = <span class="ruby-identifier">rspace</span> <span class="ruby-value">? </span><span class="ruby-keyword kw">true</span> <span class="ruby-operator">:</span> <span class="ruby-keyword kw">false</span> <span class="ruby-identifier">_add_text_to_str</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">text</span>) <span class="ruby-comment cmt">## * when '<%= %>', do nothing</span> <span class="ruby-comment cmt">## * when '<% %>' or '<%# %>', delete spaces iff only spaces are around '<% %>'</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">ch</span> <span class="ruby-operator">==</span> <span class="ruby-value">?=</span> <span class="ruby-comment cmt"># <%= %></span> <span class="ruby-identifier">rspace</span> = <span class="ruby-keyword kw">nil</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">tailch</span> <span class="ruby-operator">&&</span> <span class="ruby-operator">!</span><span class="ruby-identifier">tailch</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">lspace</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">lspace</span> <span class="ruby-identifier">add_expr</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">code</span>, <span class="ruby-identifier">indicator</span>) <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">rspace</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">rspace</span> <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">ch</span> <span class="ruby-operator">==</span> <span class="ruby-value">?\#</span> <span class="ruby-comment cmt"># <%# %></span> <span class="ruby-identifier">n</span> = <span class="ruby-identifier">code</span>.<span class="ruby-identifier">count</span>(<span class="ruby-value str">"\n"</span>) <span class="ruby-operator">+</span> (<span class="ruby-identifier">rspace</span> <span class="ruby-value">? </span><span class="ruby-value">1</span> <span class="ruby-operator">:</span> <span class="ruby-value">0</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@trim</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">lspace</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">rspace</span> <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">str</span>) <span class="ruby-identifier">str</span> = <span class="ruby-value str">''</span> <span class="ruby-identifier">add_stmt</span>(<span class="ruby-identifier">src</span>, <span class="ruby-value str">"\n"</span> <span class="ruby-operator">*</span> <span class="ruby-identifier">n</span>) <span class="ruby-keyword kw">else</span> <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">lspace</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">lspace</span> <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">str</span>) <span class="ruby-identifier">str</span> = <span class="ruby-value str">''</span> <span class="ruby-identifier">add_stmt</span>(<span class="ruby-identifier">src</span>, <span class="ruby-value str">"\n"</span> <span class="ruby-operator">*</span> <span class="ruby-identifier">n</span>) <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">rspace</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">rspace</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">else</span> <span class="ruby-comment cmt"># <% %></span> <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@trim</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">lspace</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">rspace</span> <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">str</span>) <span class="ruby-identifier">str</span> = <span class="ruby-value str">''</span> <span class="ruby-identifier">add_stmt</span>(<span class="ruby-identifier">src</span>, <span class="ruby-node">"#{lspace}#{code}#{rspace}"</span>) <span class="ruby-keyword kw">else</span> <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">lspace</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">lspace</span> <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">str</span>) <span class="ruby-identifier">str</span> = <span class="ruby-value str">''</span> <span class="ruby-identifier">add_stmt</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>) <span class="ruby-identifier">str</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">rspace</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">rspace</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> <span class="ruby-comment cmt">#rest = $' || input # ruby1.8</span> <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> <span class="ruby-identifier">_add_text_to_str</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">rest</span>) <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">str</span>) <span class="ruby-keyword kw">end</span> </pre> </div> </div> </div> </div> </div> <div id="validator-badges"> <p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p> </div> </body> </html>