class='id identifier rubyid_prevention'>prevention</span><span class='period'>.</span><span class='id identifier rubyid_message'>message</span>
      <span class='kw'>end</span>
    <span class='kw'>end</span>
  <span class='kw'>end</span>
  <span class='kw'>return</span> <span class='ivar'>@feasibility_messages</span><span class='lbracket'>[</span><span class='id identifier rubyid_action_name'>action_name</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_no