> > > I talked to Markos and there are some more issues here. > > > > > > 1. The function should probably go into the static context instead of the > > > dynamic context. > > But the Static context doesn't have functions to access the external > > variables, so if this function is to be implemented in the static context it > > would actually be using several functions of the dynamic context to work. > > Since the external variable are part of the Dynamic context isn't it better > to > > just leave them there? > As I said, it doesn't belong there. If you want to have it in the dynamic > context > you should only invoke it after execution. > I think you should use VarInfo* lookup_var(const store::Item* qname) const; > VarInfo contains the type of the variable. Oh that makes sense I will make it static context then.
> > > > > > 2. It really depends on what you want to cast to. In general, the target > > type > > > for casting is a sequence type (e.g. node()*, or xs:string?). As already > > > mentioned, this cannot be returned as an item other than a string. If you > > did > > > that, it pushes a lot of effort to the consumer because he needs to parse > > the > > > sequence-type. There are two alternatives: > > > - xqxq:variable-type-name($name as xs:QName) as xs:QName? which returns > > the > > > name of type (e.g. no node()*) > > > - xqxq:variable-sequence-type($name as xs:QName) as xs:string? which > > returns > > > the sequence type as a string. > > > > > > It really depends on exactly what the user needs. I would go with > variable- > > > type-name if that's sufficient for all FOTS use cases. > > I will go ahead and make the change for it to return of a QName > Double check with Sorin whether he really doesn't need the occurrence > indicator for casting. The current implementation does return the occurrence indicator -- https://code.launchpad.net/~zorba-coders/zorba/bug1064978/+merge/150696 Your team Zorba Coders is subscribed to branch lp:zorba. -- Mailing list: https://launchpad.net/~zorba-coders Post to : email@example.com Unsubscribe : https://launchpad.net/~zorba-coders More help : https://help.launchpad.net/ListHelp