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Re: XML Grammar kind

  • From: Daniel Veillard <Daniel.Veillard@w...>
  • To: Rob Lugt <roblugt@e...>
  • Date: Thu, 14 Dec 2000 17:18:38 +0100

xml grammar
On Thu, Dec 14, 2000 at 03:00:27PM +0000, Rob Lugt wrote:
> David Lacerte wrote:
> > Hi!  I was wondering at what category of grammar the xml's belongs.  Does
> it have the properties of a LALR(1) grammar, which is the most probable?  I
> need that information in order to do a parser.  Thanks!!
> However, if you are considering using standard parsing tools, I think some
> of the biggest problems you will have are:-
> 1) Determining what is a token.  The XML productions go too close to the
> metal to be considered tokens in the normal sense
> 2) Entity replacement - especially parameter entities
> 3) Conditional Sections

  Do not forget proper encoding support ! Can be handled as a conversion
layer before tokenization, but the complexity of this operation should
not be forgotten.


Daniel.Veillard@w... | W3C, INRIA Rhone-Alpes  | libxml Gnome XML toolkit
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