Modules: Curly Free
samth at ccs.neu.edu
Tue Apr 23 06:02:33 PDT 2013
On Tue, Apr 23, 2013 at 8:55 AM, Andreas Rossberg <rossberg at google.com> wrote:
> On 22 April 2013 22:10, David Herman <dherman at mozilla.com> wrote:
>> On Apr 22, 2013, at 6:48 AM, Andreas Rossberg <rossberg at google.com> wrote:
>>> (And semantics, I presume, because
>>> Dave hasn't actually told us how the "anonymous" export would be
>>> distinguished internally.)
>> Yes I have! I've explained it before, at least at the March meeting and again in passing in this thread. The anonymous export would be available on the module instance object under a standard unique symbol.
> Just to be clear, AFAICT, this requires a semantic extension. A module
> body is, first and foremost, a lexical environment, and environments
> do not currently have a notion of symbol-named variables (nor should
> they, IMO).
No, this does not require a semantic extension. I think everyone
agrees that environments should not have symbol-named variables.
However, this is neither here nor there for module instance objects,
which are reflections of module exports as "plain" JS objects. There
is no semantic extension required for them to have symbol-named
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