[antlr-interest] Order of token matching
Jenny Balfer
ai06087 at Lehre.BA-Stuttgart.De
Wed Sep 3 09:53:50 PDT 2008
great, that's working :-D
I tried something like
IMPL : '{' (COMMENT|IMPL|~'}')* '}' ;
before, but without the predicates it was not working either.
Thanks a lot!
On Wed, 03 Sep 2008 09:46:09 -0700, Jim Idle <jimi at temporal-wave.com>
wrote:
> On Wed, 2008-09-03 at 18:34 +0200, Jenny Balfer wrote:
>
>> No, it is too long. But I reproduced the error in a short one.
>> An example for the occuring error would be the following string:
>
>
> OK - well it would be searching for the } because you didn't tell the
> IMPL about comments :-). You need this (as well as the other stuff being
> fragments):
>
> IMPL
> : '{' (
>
> (SLCOM|MLCOM)=> COMMENT
> | ('{')=> IMPL
> | ~'}'
> )*
> '}' {skip();}
> ;
>
> Also, in your grammar the paramLists in implementation need to be
> optional.
>
> Jim
>
>>
>> isWorking = function(param1,param2) {
>> some implementation;
>> some expressions;
>> }
>>
>> function throwsError(param1, param2) {
>> // this is a nasty comment {
>> something else
>> }
>>
>> function isIgnored() {
>> // lexer is still searching for a closing brace
>> }
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