[mod] structure

xquery/diag-xqdoc.xq

@@ -4,14 +4,18 @@
 :)
 declare namespace doc="http://www.xqdoc.org/1.0";
 declare namespace dotml="http://www.martin-loetzsch.de/DOTML";
+declare namespace hash="http://basex.org/modules/hash";
 
 declare variable $ns-ignore:=("http://www.w3.org/2005/xpath-functions",
                               "http://www.w3.org/2010/xslt-xquery-serialization",
                               "http://www.w3.org/2001/XMLSchema",
                               "http://www.w3.org/2005/xpath-functions/math" );
-declare function local:sid($s as xs:string){
+
+declare function local:sid($s as xs:string)
+as xs:string{
   "A" || xs:hexBinary(hash:md5($s)) 
 };
+
 declare function local:fid($uri as xs:string  ,$name as xs:string,$arity as xs:string){
   let $a:=fn:trace(($uri || "*" || $name || "*" || $arity),"fid: ")
   return "A" || xs:hexBinary(hash:md5($uri || $name ||$arity))