Re: [Scheme-reports] #\@ starting an identifiers

[John Cowan <cowan@x>]

Michael Montague scripsit:

> The lexical rules given in 7.1.1 do not allow #\@ as the initial 
> character of an identifier.  One of the quasiquote examples and the note 
> above, assume that identifiers can start with #\@.
> 
> I assume that the lexical rules are correct and #\@ is not allowed as an 
> initial character of an identifier.

It is not allowed in the standard language.  However, it is a legitimate
implementation extension to the lexical syntax, in which case the note
in 4.2.8 applies.

<http://trac.sacrideo.us/wg/wiki/R7RSSmallErrata> has been updated
accordingly.

-- 
One art / There is                      John Cowan <cowan@x>
No less / No more                       http://www.ccil.org/~cowan
All things / To do
With sparks / Galore                     --Douglas Hofstadter

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