On 20/01/2013 21:47, Michael Sokolov wrote:
I'm not sure what the following expression ought to return:
declare namespace local="http://localhost/";;
declare function local:minus($x){ -($x treat as xs:untypedAtomic?) };
local:minus(local:minus(1))
At first I naively *thought* it would return 1
Saxon 9.4.0.3 returns the empty sequence
I haven't tried 9.4.0.3, but 9.4.0.6 says:
Error on line 3 of test.xq:
XPDY0050: Required item type of value in 'treat as' expression is
xs:untypedAtomic
Query processing failed: Run-time errors were reported
Michael Kay
Saxonica
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