JSON join 008(AB)

2019-12-14 Achim Berndzen

Changed error code to XC0119

2019-09-06 Achim Berndzen

Added tests for p:json-join

Tests p:JSON-join/@flatten-to-depth is handled correctly: Only positive int or 'unbounded' allowed.

[ "A", 1] "B" [42, ["D", true]]