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M000002.html
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<title>not_implemented (Kernel)</title>
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<pre><span class="ruby-comment cmt"># File lib/abstract.rb, line 65</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">not_implemented</span> <span class="ruby-comment cmt">#:doc:</span>
<span class="ruby-identifier">backtrace</span> = <span class="ruby-identifier">caller</span>()
<span class="ruby-identifier">method_name</span> = (<span class="ruby-identifier">backtrace</span>.<span class="ruby-identifier">shift</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/`(\w+)'$/</span>) <span class="ruby-operator">&&</span> <span class="ruby-identifier">$1</span>
<span class="ruby-identifier">mesg</span> = <span class="ruby-node">"class #{self.class.name} must implement abstract method '#{method_name}()'."</span>
<span class="ruby-comment cmt">#mesg = "#{self.class.name}##{method_name}() is not implemented."</span>
<span class="ruby-identifier">err</span> = <span class="ruby-constant">NotImplementedError</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">mesg</span>
<span class="ruby-identifier">err</span>.<span class="ruby-identifier">set_backtrace</span> <span class="ruby-identifier">backtrace</span>
<span class="ruby-identifier">raise</span> <span class="ruby-identifier">err</span>
<span class="ruby-keyword kw">end</span></pre>
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