Validation and Parser Bloat (was: Re: parsers for Palm?)

[David Megginson]

Tim Bray writes:

 > Distinguish between <!DOCTYPE > and validation.  I do *not* agree
 > that parsing DTD syntax takes up 2/3 of a parser.  On the other hand,
 > it's reasonable to expect a validating parser to be twice the size
 > of a non-validating one.  Note that nearly all the existing 
 > validating parsers parse DTD syntax just fine. -T.

>From my hazy recollection, parsing everything inside <!DOCTYPE> added
about 10% to AElfred's size, and that included keeping information
from the declarations (but not validation per se).  The biggest size
bloat -- at least 30% -- came from having to work around inefficient
Java library classes by adding custom buffering and hash-table
routines.


All the best,


David

-- 
David Megginson                 david at megginson.com
           http://www.megginson.com/

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