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| Re: Validation error(...) Method Question [message #831980 is a reply to message #831969] |
Thu, 29 March 2012 15:42  |
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On 03/29/2012 05:30 PM, Wladimir Schamai wrote:
> Hi all,
>
> I am struggling with the new error(...) validation method in Xtext 2.x.
> The documentation says:
>
> Quote:
>> The methods error(..) and warning(..) in the
>> AbstractDeclarativeValidator used to accept integer constants
>> representing the EStructuralFeature which caused the issues. These
>> integer parameters were replaced by the feature itself, e.g. from
>> error(String, Integer) to error(String, EStructuralFeature). Use the
>> generated EPackage to access the EStructuralFeature
>
>
> Can anyone tell me how to get EStructuralFeature for a rule? What
> EPackage is mentioned here?
> Thanks in advance
> Wladimir
you should use your DSL (generated) EPackage
for instance MyDslPackage, in particular
MyDslPackage.Literals
where you get all the structural features...
as far as I know, both error and warning should deal seamlessly with
null EStructuralFeature in case
cheers
Lorenzo
--
Lorenzo Bettini, PhD in Computer Science, DI, Univ. Torino
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