re the input is an array given that the attribute
</span>      <span class='comment'># is documented as an array but the input is not
</span>      <span class='kw'>if</span> <span class='id identifier rubyid_attributes'>attributes</span><span class='lbracket'>[</span><span class='id identifier rubyid_attribute_map'>attribute_map</span><span class='lbracket'>[</span><span class='id identifier rubyid_key'>key</span><span class='rbracket'>]</span><span class='rbracket'>]</span><span class='period'>.</span><spa