XML and embedded compound data types (was "Why XML data typin is hard")

[John Cowan]

Paul Prescod wrote:

> XML allows us to design languages that are palatable for human beings.

My proposed LocalMarkupFilter allows us to design languages that
are palatable for human beings (with syntax appropriate to a given
notation), but processable using only XML parser events, with no
second-order parser (technically, no second-order *lexer*) required.

> Just out of curiosity, here are some of the XML-related specs that fail
> according to your heuristic:
> 
>  * XPointer
>  * XML Namespaces
>  * XSL

Also URIs and URI references in general.
 
-- 
John Cowan	http://www.ccil.org/~cowan		cowan at ccil.org
	You tollerday donsk?  N.  You tolkatiff scowegian?  Nn.
	You spigotty anglease?  Nnn.  You phonio saxo?  Nnnn.
		Clear all so!  'Tis a Jute.... (Finnegans Wake 16.5)

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