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  <pre><span class="ruby-comment cmt"># File lib/facet/module/initializer.rb, line 26</span>
  <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initializer</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">attributes</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
    <span class="ruby-identifier">define_method</span>(<span class="ruby-identifier">:initialize</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-operator">*</span><span class="ruby-identifier">args</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">attributes</span>.<span class="ruby-identifier">zip</span>(<span class="ruby-identifier">args</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">sym</span>, <span class="ruby-identifier">value</span><span class="ruby-operator">|</span>
        <span class="ruby-identifier">instance_variable_set</span>(<span class="ruby-node">&quot;@#{sym}&quot;</span><span class="ruby-node">&quot;@#{sym}&quot;</span>, <span class="ruby-identifier">value</span>)
      <span class="ruby-keyword kw">end</span>

      <span class="ruby-identifier">instance_eval</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">block</span>
    <span class="ruby-keyword kw">end</span>
  <span class="ruby-keyword kw">end</span></pre>
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facets-0.6.3 doc/classes/Module.src/M000114.html