From: Mats Weber <Mats.Weber@elca-matrix.ch>
Subject: Re: Lexical Conundrum
Date: 1998/02/24
Date: 1998-02-24T00:00:00+00:00 [thread overview]
Message-ID: <34F2BC0A.694AD65F@elca-matrix.ch> (raw)
In-Reply-To: 34F1BC2B.529629AF@lmco.com
Mark A Biggar wrote:
> Not really, as section 2.2(7) only talks about cases that require white space
> between tokens to be legal. The real point in this example is the "or" is
> a keyword not an identifier, so the following "'" must be the start of
> a character literal, not the start of an attribute. If you look at the
> LM grammar, you will find that there are NO cases where an attribute follows
> a key word and also NO cases where a character literal follows an identifier,
Not true: e.g. X.all'Address is legal.
> so you can always determine the meaning of "'" just by remembering the
> classification of the previous token.
True, but you have to treat all as a special case.
next prev parent reply other threads:[~1998-02-24 0:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
1998-02-19 0:00 Lexical Conundrum Nick Roberts
1998-02-23 0:00 ` Jean-Pierre Rosen
1998-02-23 0:00 ` Robert Dewar
[not found] ` <EotBMK.MnK@world.std.com>
1998-02-22 0:00 ` Robert Dewar
[not found] ` <Eou91J.Es9@world.std.com>
1998-02-23 0:00 ` Robert Dewar
1998-02-23 0:00 ` Keith Thompson
1998-02-23 0:00 ` Robert Dewar
1998-02-26 0:00 ` Dr Steve Sangwine
1998-02-23 0:00 ` Mark A Biggar
1998-02-24 0:00 ` Mats Weber [this message]
1998-02-24 0:00 ` Robert Dewar
1998-03-05 0:00 ` Robert I. Eachus
-- strict thread matches above, loose matches on Subject: below --
1998-02-22 0:00 Nick Roberts
1998-02-22 0:00 ` Robert Dewar
1998-02-24 0:00 ` John Roberts-Jones
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