Pastable version of Refactor my favorite action.

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            <pre class="sunburst">  <span style="color:#E28964;">def</span> <span style="color:#89BDFF;">favorite</span>
    message <span style="color:#E28964;">=</span> <span style="color:#9B859D;">Message</span>.<span style="color:#89BDFF;">find</span> params[<span style="color:#3387CC;"><span style="color:#3387CC;">:</span>id</span>]
        
    <span style="color:#E28964;">if</span> current_user.<span style="color:#89BDFF;">favorites</span>.<span style="color:#89BDFF;">include?</span> message
      current_user.<span style="color:#89BDFF;">favorites</span>.<span style="color:#89BDFF;">delete</span> message
    <span style="color:#E28964;">else</span>
      current_user.<span style="color:#89BDFF;">favorites</span>.<span style="color:#89BDFF;">push</span> message
    <span style="color:#E28964;">end</span> <span style="color:#E28964;">if</span> request.<span style="color:#89BDFF;">post?</span>
    
    redirect_to <span style="color:#3387CC;"><span style="color:#3387CC;">:</span>back</span>
  <span style="color:#E28964;">end</span>
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