[rules-users] DSL Rules error : unable to expand

vester_s s4nnym at gmail.com
Wed Apr 16 14:07:31 EDT 2008


I try to change the trailing spaces, but it still giving me the same error
messages. 
The other rules in that dsl is also using this format
[then]
   some word = some rules

there seems to be working fine for the others though.
Is there any other error possibility?

thanks,



Edson Tirelli-3 wrote:
> 
>    DSL is space mandatory, but insensitive, it that makes any sense... :)
>    My guess is that when you write a mapping like that:
> 
> showing popup thing =
> 
>    You are say that there must be 1 or more spaces in the end of the
> statement.
>    Try removing the space and it should work:
> 
> showing popup thing=
> 
>     PS: Internally, all spaces are converted into \s+
> 
>     []s
>     Edson
> 
> 2008/4/15 vester_s <s4nnym at gmail.com>:
> 
>>
>> Hi,
>>
>> I have a DSL file like this
>> [then]showing popup thing = foo.put("showing","ON");
>>
>> and a DRL file like this
>> Rule "popup"
>>  no-loop tru
>> when
>>   ....
>> then
>>  showing popup thing
>> end
>>
>> It keeps giving me an error
>> "Unable to expand: showing popup thing. Due to Expression was not
>> expandable: showing popup thing"
>>
>> The other rules is working fine, i couldn't find any problem with this
>> DSL
>> and DRL. Anybody can help?
>>
>> thanks,
>> --
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>>
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> 
> 
> 
> -- 
> Edson Tirelli
> JBoss Drools Core Development
> Office: +55 11 3529-6000
> Mobile: +55 11 9287-5646
> JBoss, a division of Red Hat @ www.jboss.com
> 
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> 
> 

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