Re: Implementing viewport

/ ht@inf.ed.ac.uk (Henry S. Thompson) was heard to say:
| Norman Walsh writes:
|
|> Has anyone implemented viewport yet? I don't quite see a practical way
|> of implementing the 'match' semantics; am I missing something obvious?
|
| Mary and Alex implemented it for the MT Pipeline engine -- what's the
| problem?

The problem is that there are off-the-shelf libraries for evaluating
XPath select expressions, but not AFAICT, for evaluating match
expressions.

So the implementation burden of viewport seems much higher than the
other components.

                                        Be seeing you,
                                          norm

-- 
Norman Walsh
XML Standards Architect
Sun Microsystems, Inc.