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Re: [Scheme-reports] Error in comment syntax grammar

Hi Malcom,

On Mon, Apr 25, 2011 at 9:17 PM, Malcolm Tredinnick
<malcolm.tredinnick@x> wrote:
> Very minor point that popped out when I was implementing a grammar parser
> for fun this evening. On page 49, the grammar for commenting out datums is
> written as
> #; <atmosphere> <datum>
> However, <atmosphere> contains <whitespace> which contains newlines, so that
> doesn't look correct.
> #;
> (foo) <-- commented out by current grammar. Hmm...

This looks odd, but is actually intentional.
In fact, I've seen the idiom along the lines of

#; ; reason for commenting out (foo)...

to help editors that don't understand the #; syntax.


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