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[Bug 29346] [XP31] XPath-style currying, or the arrow operator, may require a bit more specification

From: <bugzilla@jessica.w3.org>
Date: Fri, 18 Dec 2015 01:31:58 +0000
To: public-qt-comments@w3.org
Message-ID: <bug-29346-523-fE6bve3O7D@http.www.w3.org/Bugs/Public/>
https://www.w3.org/Bugs/Public/show_bug.cgi?id=29346

--- Comment #1 from Abel Braaksma <abel.braaksma@xs4all.nl> ---
(In reply to Abel Braaksma from comment #0)
> I believe the production rules, and the accompanying text leave room for 
> a => (concat('b', ?)) being valid.
This should, of course, be a => (concat('b', ?))() to be a valid expression
here, because the production rules require the parentheses at the end.

(which makes me wonder, why do we require them? Perhaps because the EBNF would
otherwise become ambiguous?)

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