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Re: [css-syntax] "5.1 Parser Railroad Diagrams"

From: Simon Sapin <simon.sapin@exyr.org>
Date: Wed, 21 May 2014 15:54:30 +0100
Message-ID: <537CBE26.8080000@exyr.org>
To: Raffaello Giulietti <raffaello.giulietti@gmail.com>, www-style@w3.org
On 15/05/2014 08:33, Raffaello Giulietti wrote:
> In section "5.1 Parser Railroad Diagrams", railroads diagrams are
> compared to (presumably finite) state-machines and regular expressions.
> This is misleading: neither regular expressions nor finite
> state-machines have the same expressive power as the railroad diagrams
> used in section 5.1 (regular versus context-free languages).
>
> Drop the comparision in section 5.1.

Fixed, thanks!

I thought of rephrasing the comparison to make it correct, but it didn’t 
bring much anyway so I dropped it as you suggested.


> Note, though, that the analogous description in section "4.1 Token
> Railroad Diagrams" is correct in that particular situation (although not
> valid in general).

-- 
Simon Sapin
Received on Wednesday, 21 May 2014 14:54:54 UTC

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