JezK
Edit File: inkscape.extension.schema
<?xml version="1.0" encoding="UTF-8"?> <sch:schema xmlns:sch="http://www.ascc.net/xml/schematron"> <sch:ns uri="http://www.inkscape.org/namespace/inkscape/extension" prefix="inx"/> <sch:pattern name="duplicateOptionValues"> <sch:rule context="//inx:param/inx:option"> <sch:report test="preceding-sibling::inx:option/@value = @value">Warning: @value values should be unique for a given option.</sch:report> </sch:rule> </sch:pattern> </sch:schema>