[xquery-talk] What do people do about warnings?
Michael Kay
mike at saxonica.com
Fri Jan 12 11:48:10 PST 2007
> The really odd thing was that
>
> let $w := (trace($node, $message))
> return if ($w) then () else ()
>
> Causes a fatal error when $node is a sequence of items (in
> this case a pair of URIs as in ($uri1, $uri2) in which both
> were of type xs:anyURI.
Evaluating the effective boolean value of any sequence of atomic values of
length greater than one is a dynamic error! That's nothing to do with
trace().
Michael Kay
http://www.saxonica.com/
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