Optional argument types
rossberg at google.com
Tue Sep 25 02:23:21 PDT 2012
On 24 September 2012 20:53, Dmitry Soshnikov <dmitry.soshnikov at gmail.com> wrote:
> I think it's just the matter of the need. If these optional argument types
> are very needed by devs, then it's probably not a big deal to add them to
> the standard -- after all it's still in the draft, not published (it's just
> a small section on generating the prologue, isn't it?).
It actually is a very big deal. Getting such a feature right is highly
non-trivial, with lots of ugly JS corner cases to worry about. Let
alone a good runtime cost model.
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