/*
* call-seq:
* required_attributes
*
* A list of required attributes for this element
*/
static VALUE required_attributes(VALUE self)
{
htmlElemDesc * description;
Data_Get_Struct(self, htmlElemDesc, description);
VALUE list = rb_ary_new();
if(NULL == description->attrs_req) return list;
int i = 0;
while(description->attrs_req[i]) {
rb_ary_push(list, NOKOGIRI_STR_NEW2(description->attrs_req[i], "UTF-8"));
i++;
}
return list;
}