It is a parser problem: obj.prop?.2:.1
You need arbitrary look ahead to disambiguate ?. from ?: solve the problem. On Tue, May 10, 2016 at 10:32 AM, <[email protected]> wrote: > Why isn't it possible to use the obj.property?.sub syntax in combination > with lookahead as suggested by Brendan Eich 4 years ago? > > http://wiki.ecmascript.org/doku.php?id=strawman:existential_operator > > > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss > >
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