M000248.html in facets-0.7.2

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+ new
@@ -3,16 +3,36 @@
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      "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 
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-  <title>rand_letter (String)</title>
+  <title>last (String)</title>
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-  <pre><span class="ruby-comment cmt"># File lib/facet/string/rand_letter.rb, line 10</span>
-  <span class="ruby-keyword kw">def</span> <span class="ruby-constant">String</span>.<span class="ruby-identifier">rand_letter</span>
-    (<span class="ruby-identifier">rand</span>(<span class="ruby-value">26</span>) <span class="ruby-operator">+</span> (<span class="ruby-identifier">rand</span>(<span class="ruby-value">2</span>) <span class="ruby-operator">==</span> <span class="ruby-value">0</span> <span class="ruby-operator">?</span> <span class="ruby-value">65</span> <span class="ruby-operator">:</span> <span class="ruby-value">97</span>) ).<span class="ruby-identifier">chr</span>
+  <pre><span class="ruby-comment cmt"># File lib/facet/string/last.rb, line 18</span>
+  <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">last</span>(<span class="ruby-identifier">n</span>=<span class="ruby-value">1</span>, <span class="ruby-identifier">pattern</span>=<span class="ruby-value str">''</span>)
+    <span class="ruby-identifier">pattern</span> = <span class="ruby-value str">''</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">pattern</span> <span class="ruby-operator">==</span> <span class="ruby-regexp re">//</span>
+    <span class="ruby-keyword kw">case</span> <span class="ruby-identifier">pattern</span>
+    <span class="ruby-keyword kw">when</span> <span class="ruby-value str">''</span>
+      <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">slice</span>(<span class="ruby-operator">-</span><span class="ruby-identifier">n</span>, <span class="ruby-identifier">n</span>)  <span class="ruby-comment cmt"># RETURNS</span>
+    <span class="ruby-keyword kw">when</span> <span class="ruby-value str">&quot;\n&quot;</span>
+      <span class="ruby-identifier">pattern</span> = <span class="ruby-regexp re">/\n+|\Z/</span>
+    <span class="ruby-keyword kw">when</span> <span class="ruby-keyword kw">nil</span>
+      <span class="ruby-identifier">pattern</span> = <span class="ruby-regexp re">/\s+|\Z/</span>
+    <span class="ruby-keyword kw">when</span> <span class="ruby-constant">String</span>
+      <span class="ruby-identifier">pattern</span> = <span class="ruby-constant">Regexp</span>.<span class="ruby-identifier">new</span>( <span class="ruby-constant">Regexp</span>.<span class="ruby-identifier">escape</span>( <span class="ruby-identifier">separator</span> ) ) <span class="ruby-comment cmt">#if String === separator</span>
+    <span class="ruby-keyword kw">end</span>
+    
+    <span class="ruby-identifier">rself</span> = <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">reverse</span>
+    <span class="ruby-identifier">i</span>,<span class="ruby-identifier">s</span>,<span class="ruby-identifier">e</span> = <span class="ruby-value">0</span>,<span class="ruby-value">0</span>,<span class="ruby-value">0</span>
+    <span class="ruby-identifier">n</span>.<span class="ruby-identifier">times</span> {
+      <span class="ruby-identifier">i</span> = <span class="ruby-identifier">rself</span>.<span class="ruby-identifier">index</span>( <span class="ruby-identifier">pattern</span>, <span class="ruby-identifier">s</span> )
+      <span class="ruby-keyword kw">break</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">i</span>
+      <span class="ruby-identifier">e</span> = <span class="ruby-identifier">i</span>
+      <span class="ruby-identifier">s</span> = <span class="ruby-identifier">$~</span>.<span class="ruby-identifier">end</span>(<span class="ruby-value">0</span>)
+    }
+    <span class="ruby-identifier">rself</span>.<span class="ruby-identifier">slice</span>(<span class="ruby-value">0</span><span class="ruby-operator">...</span><span class="ruby-identifier">e</span>).<span class="ruby-identifier">reverse</span>
   <span class="ruby-keyword kw">end</span></pre>
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