[antlr-interest] Re: treeparser to copy input to output

[Terence Parr]

Hi.  You need to remove the SKIP part, but tell the rewrite engine to 
discard (it actually just prevents the parser from seeing it).

Ter
On Feb 2, 2004, at 3:37 PM, SainTiss wrote:

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> Hmm...
>
> I get the impression that changing the token from SKIP to something 
> else isn't
> that straightforward...
> I added a token to the "tokens{}" section, and then changed
> setType(Token.SKIP) to setType(<new token>), but the parser doesn't 
> seem to
> recognize java anymore...
> Is there something I'm missing here?
>
> Thanks,
>
> Hans
>
> On Monday 02 February 2004 23:29, Terence Parr wrote:
>> Ah.  Yeah, the WS cannot be SKIP or else the rewrite engine won't see
>> the token...
>>
>> Ter
>>
>> On Feb 2, 2004, at 1:16 PM, SainTiss wrote:
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>>> Hi,
>>>
>>> Thanks for that article... It's certainly going in the right
>>> direction, except
>>> I can't get the engine to remember whitespace.
>>> I did remove the rewriteEngine.discard(MyLexer.WS) call though...
>>> I'm using the java.g grammar. Could the problem be that the lexer
>>> assigns the
>>> token "SKIP" to whitespace?
>>>
>>> Thanks,
>>>
>>> Hans
>>>
>>> On Monday 02 February 2004 21:06, parrt2000 wrote:
>>>> Howdy...yahoooooooo again snarfed my earlier reply...ugh.
>>>>
>>>> Anyway, have you seen:
>>>>
>>>> http://www.antlr.org/article/rewrite.engine/index.tml
>>>>
>>>> ?
>>>>
>>>> Terence
>>>>
>>>>
>>>>
>>>>
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>>>
>>> - --
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>>
>> --
>> Professor Comp. Sci., University of San Francisco
>> Creator, ANTLR Parser Generator, http://www.antlr.org
>> Co-founder, http://www.jguru.com
>> Co-founder, http://www.knowspam.net enjoy email again!
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>>
>>
>>
>>
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>
> - --
> Ark Linux - Linux for the Masses (http://arklinux.org)
>
> Capitalism:
> You don't have any cows. The bank will not lend you money to buy cows,
> because you don't have any cows to put up as collateral.
>
> Representative Democracy:
> You have two cows. Your neighbors pick someone to tell you who gets 
> the milk.
>
> In a world without walls and fences, who needs windows and gates?
>
> Hans Schippers
> 2LIC INF
> UA 2003-2004
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>
>
>
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>
>
--
Professor Comp. Sci., University of San Francisco
Creator, ANTLR Parser Generator, http://www.antlr.org
Co-founder, http://www.jguru.com
Co-founder, http://www.knowspam.net enjoy email again!
Co-founder, http://www.peerscope.com pure link sharing




 

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