an><span class='rparen'>)</span>
    <span class='id identifier rubyid_raise'>raise</span> <span class='const'>ArgumentError</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>Zif::Services::ActionService#register_actionable:</span><span class='tstring_end'>&#39;</span></span> <span class='op'>/</span>
                         <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'> </span><span clas