Colin Paul Adams wrote:
> I am receiving the following message using the latest ES 6.3:
>
> Error code: VNCP
> Convertibility error: Validity error in convert clause specification or usage.
> What to do: Fix the error....
>
> Class: ST_STRING
> Routine specified twice in Convert_clause.
>
> GEC doesn't complain.
>
> I have a convert clause looking like this:
>
>
> convert
>
> to_string: {STRING_32}, to_utf8_string: {UC_UTF8_STRING},
> to_utf8_string: {STRING_8}
>
> I'm sure I saw something on these lines elsewhere.
>
> Is it legal or not? (i.e. which compiler is wrong)
I know that gec does not implement all convert validity rules yet.
However, I could not find a rule VNCP in ECMA Eiffel.
There is a VYCP rule, but it does not seem to forbid a
name from appearing twice.
In order to make EiffelStudio happy, you can write:
convert
to_string: {STRING_32}
to_utf8_string: {UC_UTF8_STRING, STRING_8}
--
Eric Bezault
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ericb@...
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