[rules-dev] Parameterized Evaluator Definition using \u2282 as parameter

[Michael Anstis]

Yes you are naughty ;-)

But it does lead me to question whether DRL and DSL can be unicode encoded
(so DSL at least) can be localised language (U+007F is the end of Basic
Latin/ASCII). Do you know the answer in your delvings?

On 21 October 2010 20:25, Wolfgang Laun <wolfgang.laun at gmail.com> wrote:

> Well, yes, I'm naughty. I've implemented a  parameterized evaluator, using
> Unicode codepoint U+2282<http://www.fileformat.info/info/unicode/char/2282/index.htm>as a parameter.
>
> But the DRL parser refuses to accept this (as part of square_chunk_data):
>   Line 60:59 no viable alternative at input ''
> which indicates that the character isn't recognized at all.
>
> I think this happens because, outside of strings, codepoints beyond U+007F
> aren't accepted anywhere except
> those explicitly specified as IdentifierStart and IdentifierPart. Perhaps
> square_chunk_data after an operator
> identifier could be made to behave more like a string.
>
> Admittedly, this is esoteric, but it sure does look dazzling ;-)
>
> Cheers
> -W
>
>
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