Andreas Rossberg wrote:
In particular,
function f(a) {
... // TDZ
let a = ...;
...
}
and
function g() {
try {
...
} catch (e) {
... // TDZ
let e = ...;
...
}
}
should be early errors because there's no useful shadowing
On 31 July 2014 00:05, Brendan Eich bren...@mozilla.org wrote:
Andreas Rossberg wrote:
I think this subtle discrepancy is both unfortunate and unnecessary
[1]. Moreover, with ES7 do expressions, I would like it to hold that
(...) = {...}≡(...) = do {...}
I channeled you as best
The general problem is that body blocks are not exactly blocks, due to
legacy cruft -- and this legacy cannot be separated from 'let' ideals
because we want programmers to refactor from 'var' to 'let'.
So we must give greater weight (compared to the ideal case of a body
block just being a
Andreas Rossberg wrote:
I think this subtle discrepancy is both unfortunate and unnecessary
[1]. Moreover, with ES7 do expressions, I would like it to hold that
(...) = {...}≡(...) = do {...}
I channeled you as best I could, and Dmitry Lomov kindly channeled you
on this point,
On 17 July 2014 19:29, Brendan Eich bren...@mozilla.org wrote:
Andreas Rossberg wrote:
On 16 July 2014 18:38, Allen Wirfs-Brockal...@wirfs-brock.com wrote:
(Note that this topic is on the agenda for this month's TC39 meeting)
Unfortunately, I won't be at the meeting. Do you think we can
Does anyone see any impediment to scheduling this Thursday morning? If not,
we will do so.
On Fri, Jul 18, 2014 at 1:33 AM, Andreas Rossberg rossb...@google.com
wrote:
On 17 July 2014 19:29, Brendan Eich bren...@mozilla.org wrote:
Andreas Rossberg wrote:
On 16 July 2014 18:38, Allen
On 16 July 2014 18:38, Allen Wirfs-Brock al...@wirfs-brock.com wrote:
(Note that this topic is on the agenda for this month's TC39 meeting)
Unfortunately, I won't be at the meeting. Do you think we can afford
to defer this until September?
(Also, note that as far as I can tell, the
Here are some relevant discussions from past meetings:
https://github.com/rwaldron/tc39-notes/blob/master/es6/2012-11/nov-29.md#proposal-part-2
https://github.com/rwaldron/tc39-notes/blob/master/es6/2013-09/sept-18.md#510-function-parameter-scoping-and-instantiation
(Note that this topic is on the agenda for this month's TC39 meeting)
(Also, note that as far as I can tell, the disagreement is only about the early
errors described below. The use of a separate parameter scope that limits what
closures in parameter expressions can capture has been agreed upon
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