Re: Bug in qi::symbols::find

Joel de Guzman <[email protected]> Tue, 17 Nov 2009 23:09:38 +0800
Newsgroups gmane.comp.parsers.spirit.devel
Message-ID <[email protected]>
Daniel James wrote:
> 2009/11/17 Francois Barel <[email protected]>:
>> As far as I understand, the previous behavior was that
>> qi::symbols::find behaved like qi::parse: it returned a match when a
>> full symbol was found at the beginning of the input (but without
>> checking that the full input was matched). That means if you required
>> a full match, you had to check for begin == end yourself afterwards
>> (as for qi::parse).
> 
> The spirit 2 find has a string parameter so you can't do that. It's
> also documented as matching the symbol, which is why I saw that as a
> bug fix rather than an interface change.
> 
> http://spirit.sourceforge.net/home/spirit2/libs/spirit/doc/html/spirit/qi/reference/string/symbols.html#spirit.qi.reference.string.symbols.expression_semantics

Not a show stopper, IMO. Please add a changelist item to make
sure this quirk gets documented. While you are on it, it's
best to add 'prefix_find' too.

Regards,
-- 
Joel de Guzman
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