[antlr-interest] Re: Questions about learning ANTLR
Hensley, Richard
richard.hensley at mckesson.com
Mon Oct 7 12:43:32 PDT 2002
A follow up question:
Does it matter where the tokens section is placed?
In otherwords, is there a significant functional difference between
placing tokens for literals in the parser or in the lexer?
Richard
-----Original Message-----
From: Terence Parr [ mailto:parrt at jguru.com <mailto:parrt at jguru.com> ]
Sent: Monday, October 07, 2002 11:37 AM
To: antlr-interest at yahoogroups.com
Subject: Re: [antlr-interest] Re: Questions about learning ANTLR
On Monday, October 7, 2002, at 10:47 AM, mzukowski at yci.com wrote:
> I think you're right, it sounds like a mistake.
This bit me just last night myself. Option is actually the "tokens
{...}" option, right not literals {...}? ;)
Ter
>
> Monty
>
> -----Original Message-----
> From: Hensley, Richard [ mailto:richard.hensley at mckesson.com
<mailto:richard.hensley at mckesson.com> ]
> Sent: Monday, October 07, 2002 9:51 AM
> To: 'antlr-interest at yahoogroups.com'
> Subject: RE: [antlr-interest] Re: Questions about learning ANTLR
>
>
> Monty,
> I use the "testLiterals" option in my grammar's. However, I was
> referring to
> the "literals" option as indicated in this sentence that is just
> before the
> one that refers to the "testLiterals" option.
> "Second, literals may be specified in the lexer grammar by means of
the
> literal option."
> The word literal is a link, and refers to "options.html#literal" which
> is
> not on options page. I don't think it exists, and is a mistake in the
> documentation.
> I would be happy to give some opinionated feedback about how the web
> site
> could be structured. I will put some thought into it.
> Richard
> -----Original Message-----
> From: mzukowski at yci.com [ mailto:mzukowski at yci.com
<mailto:mzukowski at yci.com> ]
> Sent: Monday, October 07, 2002 9:40 AM
> To: antlr-interest at yahoogroups.com
> Subject: RE: [antlr-interest] Re: Questions about learning ANTLR
>
>
> It's at http://www.antlr.org/doc/options.html#_bb8
<http://www.antlr.org/doc/options.html#_bb8> .
> By the way, Ter (and I'm gonna help) is about to embark upon a
> restructuring
>
> of the docs and website. It would help a lot if you could explain how
> the
> documentation should be, in your opinion.
> Monty
> -----Original Message-----
> From: Hensley, Richard [ mailto:richard.hensley at mckesson.com
<mailto:richard.hensley at mckesson.com> ]
> Sent: Monday, October 07, 2002 8:45 AM
> To: 'antlr-interest at yahoogroups.com'
> Subject: RE: [antlr-interest] Re: Questions about learning ANTLR
>
>
> Monty,
> Thanks for the link. When I read that chunk of documentation, I
> interpreted
> it to mean any double quoted string, including those specified in a
> tokens
> section. It turns out that I got lucky I guess, because double quoted
> strings in a tokens section are placed in the literals table. All that
> being
>
> said, I'm not sure it matters whether double quoted string literals
are
> specified in the tokens section, or inline. On examining the code,
> I've been
>
> unable to find sigficant function differences.
> BTW, I was unable to find the literal option referred to in the
> documentation. Do anybody know what it is?
> Richard
> -----Original Message-----
> From: mzukowski at yci.com [ mailto:mzukowski at yci.com
<mailto:mzukowski at yci.com> ]
> Sent: Monday, October 07, 2002 8:01 AM
> To: antlr-interest at yahoogroups.com
> Subject: RE: [antlr-interest] Re: Questions about learning ANTLR
>
>
> http://www.antlr.org/doc/lexer.html#_bb7
<http://www.antlr.org/doc/lexer.html#_bb7>
> -----Original Message-----
> From: Hensley, Richard [ mailto:richard.hensley at mckesson.com
<mailto:richard.hensley at mckesson.com> ]
> Sent: Friday, October 04, 2002 4:40 PM
> To: 'antlr-interest at yahoogroups.com'
> Subject: RE: [antlr-interest] Re: Questions about learning ANTLR
>
>
> Monty,
> Where in the documentation does it talk about keywords being specified
> as
> literals? I want to check it out to make sure I didn't screw up my
> grammars,
>
> and give bad advice.
> Richard
> ....
>
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