/* * call-seq: * prefix * * Get the prefix for this namespace. Returns +nil+ if there is no prefix. */ static VALUE prefix(VALUE self) { xmlNsPtr ns; xmlDocPtr doc; Data_Get_Struct(self, xmlNs, ns); if(!ns->prefix) return Qnil; Data_Get_Struct(rb_iv_get(self, "@document"), xmlDoc, doc); return NOKOGIRI_STR_NEW2(ns->prefix); }