code_ruby/Maasha/lib/doc/classes/OptionHandler.src/M000022.html

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   5   <title>options_check_dir (OptionHandler)</title>
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  10   <pre><span class="ruby-comment cmt"># File biopieces.rb, line 442</span>
  11   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">options_check_dir</span>(<span class="ruby-identifier">cast</span>)
  12     <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">cast</span>[<span class="ruby-identifier">:type</span>] <span class="ruby-operator">==</span> <span class="ruby-value str">'dir!'</span> <span class="ruby-keyword kw">and</span> <span class="ruby-ivar">@options</span>.<span class="ruby-identifier">has_key?</span> <span class="ruby-identifier">cast</span>[<span class="ruby-identifier">:long</span>]
  13       <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-node">&quot;No such directory: '#{@options[cast[:long]]}'&quot;</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-constant">File</span>.<span class="ruby-identifier">directory?</span> <span class="ruby-ivar">@options</span>[<span class="ruby-identifier">cast</span>[<span class="ruby-identifier">:long</span>]]
  14     <span class="ruby-keyword kw">end</span>
  15   <span class="ruby-keyword kw">end</span></pre>
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