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All the Perl that's Practical to Extract and Report

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  • Have you tried to combine Schematron with RELAX NG? It’s quite easily possible, as RNG has extension points that allow for such an undertaking, and Schematron gives you rule- as opposed to grammar-based validation. In short, Schematron rules are arbitrary XPath expressions that must match/be true in the contexts you specify for them. Particularly with suitable XPath extension functions, that lets you validate pretty much any kind of constraint whatsoever.

    (You can also use Schematron standalone, but

    • Actually, I have trang installed and used that to convert the compact grammar to XML. I had stuff like this:

      element card {

          ## if: defined $card->revision
          attribute revision { xsd:positiveInteger }?,
          element name    { xsd:string },
          element email   { xsd:string },

          ## method: phone_numbers
          element phone   { xsd:string }*

      And it was getting converted to this:

      <?xml version="1.0" encoding="U