Right, Mark pointed out shadowing as an advantage of using just a
getStack lexical name. Need to see more to judge pleasantness.
/be
John Lenz wrote:
I'm under the impression Error.getStack would suffer the same scoping
issues and it would have to be a module import that a custom loader
function is in scope can differ per scope as well as per loader.
*From:* Mark S. Miller [mailto:erig...@google.com]
*Sent:* Wednesday, March 11, 2015 12:12
*To:* Domenic Denicola
*Cc:* John Lenz; es-discuss; Erik Arvidsson
*Subject:* Re: Maximally minimal stack trace standardization
, March 11, 2015 12:12
*To:* Domenic Denicola
*Cc:* John Lenz; es-discuss; Erik Arvidsson
*Subject:* Re: Maximally minimal stack trace standardization
No, that makes the std SES API non-conformant to the std API, making
porting more difficult, and making it harder to write code that works
, March 11, 2015 12:12
*To:* Domenic Denicola
*Cc:* John Lenz; es-discuss; Erik Arvidsson
*Subject:* Re: Maximally minimal stack trace standardization
No, that makes the std SES API non-conformant to the std API, making
porting more difficult, and making it harder to write code that works
John Lenz wrote:
b) It differs so wildly between platforms that cross-web content
can't rely on it.
It exists everywhere and from where I sit it is pretty essential and
there is lot of wiring that exist to propagate and preserve stack traces.
Yeah, I'd be careful concluding too
: Maximally minimal stack trace standardization
No, that makes the std SES API non-conformant to the std API, making
porting more difficult, and making it harder to write code that works in
both environments.
Also, if you make it look like err.stack, then no matter what you
stdize
I'm under the impression Error.getStack would suffer the same scoping
issues and it would have to be a module import that a custom loader could
override or a global method that could be hidden by scoping. This doesnt
seem like a pleasant API and seems like something to be relegated to
SES/Caja
[mailto:erig...@google.com]
*Sent:* Wednesday, March 11, 2015 12:12
*To:* Domenic Denicola
*Cc:* John Lenz; es-discuss; Erik Arvidsson
*Subject:* Re: Maximally minimal stack trace standardization
No, that makes the std SES API non-conformant to the std API, making
porting more difficult
Subject: Re: Maximally minimal stack trace standardization
Ok, as long as we are clear there is an existing information leak on non-v8
engines.
On Tue, Mar 10, 2015 at 1:48 PM, Mark S. Miller
erig...@google.commailto:erig...@google.com wrote:
On Chrome and Opera (v8),
https://code.google.com/p
scope as well as per loader.
*From:* Mark S. Miller [mailto:erig...@google.com]
*Sent:* Wednesday, March 11, 2015 12:12
*To:* Domenic Denicola
*Cc:* John Lenz; es-discuss; Erik Arvidsson
*Subject:* Re: Maximally minimal stack trace standardization
No, that makes the std SES API non
On 3/10/15 10:45 PM, Domenic Denicola wrote:
Can’t we just have Error.prototype.stack be a getter
This.
Right now, in SpiderMonkey, .stack is a value property on Error
instances but I plan to change that in the near future for various
reasons to use a getter anyway.
We'll need to figure
From: Mark S. Miller [mailto:erig...@google.com]
I can selectively provide or deny a given getStack function to different code
in the same realm.
I see, thank you.
I still think given the existence of .stack in existing browsers I'd rather
standardize and converge that. But at least I
that SES is allowed
to delete and hide away for its own purposes later?
*From:* es-discuss [mailto:es-discuss-boun...@mozilla.org] *On Behalf Of *John
Lenz
*Sent:* Wednesday, March 11, 2015 08:35
*To:* Mark S. Miller
*Cc:* es-discuss; Erik Arvidsson
*Subject:* Re: Maximally minimal stack
-discuss; Erik Arvidsson
Subject: Re: Maximally minimal stack trace standardization
No, that makes the std SES API non-conformant to the std API, making porting
more difficult, and making it harder to write code that works in both
environments.
Also, if you make it look like err.stack
On Mon, Mar 9, 2015 at 5:45 PM, Mark S. Miller erig...@google.com wrote:
On Mon, Mar 9, 2015 at 5:02 PM, John Lenz concavel...@gmail.com wrote:
On Mon, Mar 9, 2015 at 12:15 PM, Mark S. Miller erig...@google.com
wrote:
On Sat, Mar 7, 2015 at 2:55 PM, John Lenz concavel...@gmail.com wrote:
On Chrome and Opera (v8),
https://code.google.com/p/google-caja/source/browse/trunk/src/com/google/caja/ses/debug.js
hides the stack. It is important that we not lose this.
Regarding the rest, as previously discussed, there are enough differences
between browsers that there is no legacy we must
Ok, as long as we are clear there is an existing information leak on
non-v8 engines.
On Tue, Mar 10, 2015 at 1:48 PM, Mark S. Miller erig...@google.com wrote:
On Chrome and Opera (v8),
https://code.google.com/p/google-caja/source/browse/trunk/src/com/google/caja/ses/debug.js
hides the
Yes there is. When I have time again, I'll file bugs on them. I should have
done this long ago. Thanks.
On Tue, Mar 10, 2015 at 4:34 PM, John Lenz concavel...@gmail.com wrote:
Ok, as long as we are clear there is an existing information leak on
non-v8 engines.
On Tue, Mar 10, 2015 at 1:48
On Sat, Mar 7, 2015 at 2:55 PM, John Lenz concavel...@gmail.com wrote:
I wanted to ping this thread and see how we could get max-min stack
traces to the next step?
Hi John, the best way to take this to the next step is to read
On Mon, Mar 9, 2015 at 5:02 PM, John Lenz concavel...@gmail.com wrote:
On Mon, Mar 9, 2015 at 12:15 PM, Mark S. Miller erig...@google.com
wrote:
On Sat, Mar 7, 2015 at 2:55 PM, John Lenz concavel...@gmail.com wrote:
I wanted to ping this thread and see how we could get max-min stack
On Mon, Mar 9, 2015 at 12:15 PM, Mark S. Miller erig...@google.com wrote:
On Sat, Mar 7, 2015 at 2:55 PM, John Lenz concavel...@gmail.com wrote:
I wanted to ping this thread and see how we could get max-min stack
traces to the next step?
Hi John, the best way to take this to the next step
I wanted to ping this thread and see how we could get max-min stack
traces to the next step?
On Fri, Oct 10, 2014 at 11:47 AM, Frankie Bagnardi f.bagna...@gmail.com
wrote:
I think this is a great idea. I often use stack traces, especially in
node.js, for debug error messages and logging.
I think this is a great idea. I often use stack traces, especially in
node.js, for debug error messages and logging. This would make it much
simpler to work with them.
Also there are some libraries which end up with a lot of wrapped functions,
which could be omitted using an error cleaner
Is ES6 shipping PTCs without implementer feedback? Or how have those that
tried dealt with stack traces?
On Sep 29, 2014 3:20 PM, John Lenz concavel...@gmail.com wrote:
What does TC39 expect with regard to PTC and the
standard-because-everyone-has-one stack property? Has any of the VMs
On 29 September 2014 19:25, Brendan Eich bren...@mozilla.org wrote:
Mark S. Miller wrote:
That's why, IIRC (haven't checked lately), TCO is only specified for calls
from non-sloppy functions.
PTC (Proper Tail Calls), not TCO. It's confusing to equate the two, from
what I know (corrections
Boris' point seems to be -- and I agree -- that such a test would only
be a semi-decision procedure. I.e., it can only falsify, but not
validate the property for the test program.
/Andreas
On 30 September 2014 04:48, Brendan Eich bren...@mozilla.org wrote:
Put it in a worker or node.js. The
John Lenz, using source URLs for naming eval'ed code in the traceback
provided to `window.onerror` isn't a de-facto standard; only V8 does it??
___
es-discuss mailing list
es-discuss@mozilla.org
https://mail.mozilla.org/listinfo/es-discuss
I remember web compat concerns, but if Chrome is exposing the `//#
sourceURL` to the web in error stacks, maybe we can get away with it
as well. I'd defer to jorendorff's opinion on this.
We've also discussed exposing the source mapped location of stack
frames to JS, but that's even trickier:
*
On Tue, Sep 30, 2014 at 6:56 AM, Andreas Rossberg rossb...@google.com wrote:
On 29 September 2014 19:25, Brendan Eich bren...@mozilla.org wrote:
Mark S. Miller wrote:
That's why, IIRC (haven't checked lately), TCO is only specified for calls
from non-sloppy functions.
PTC (Proper Tail
On 30 September 2014 16:31, Sam Tobin-Hochstadt sa...@cs.indiana.edu wrote:
On Tue, Sep 30, 2014 at 6:56 AM, Andreas Rossberg rossb...@google.com wrote:
On 29 September 2014 19:25, Brendan Eich bren...@mozilla.org wrote:
Mark S. Miller wrote:
That's why, IIRC (haven't checked lately), TCO is
I don't believe we want source map involved as, as you say, that
information needs to be retrieved separately.
On Sep 30, 2014 5:17 AM, Fitzgerald, Nick nfitzger...@mozilla.com wrote:
On 9/30/14, 3:44 AM, John Lenz wrote:
It is a defacto standard.
On Sep 29, 2014 6:36 PM, Brendan Eich
On 30 September 2014 17:28, John Lenz concavel...@gmail.com wrote:
I don't believe we want source map involved as, as you say, that
information needs to be retrieved separately.
I seems there's three parts to this. One is allowing evals to be named the
way Chrome does, and providing line and
Just to be clear, you can convert a stack trace into a struct pretty
easily, and then do source mapping on it with Mozilla Source Maps. This
already works. I can see why a console would provide integrated source map
support, but no reason for that to be exposed to client code. It's only a
rarely
Sorry, I didn't mean to kind of hijack the thread. Just read it back.
Really just wanted to share the point of view of someone who actually has
to provide tracebacks to the user as a central feature in an app. It's
difficult, but doable, but only in Chrome/Opera. Pragmatically, it'd just
be nice
On Sat, Sep 27, 2014 at 10:53 PM, Filip Pizlo fpi...@apple.com wrote:
I would also like to see this standardized. Comments inline.
On Sep 27, 2014, at 10:15 PM, John Lenz concavel...@gmail.com wrote:
I would like to get see stack traces standardized for ES7, to that end,
I would like to
On 28 September 2014 17:01, Marius Gundersen gunder...@gmail.com wrote:
The stacktrace should probably be an array of objects with the properties
`filename`, `function`, `line` and `column`.
Just to be clear, since you said array of objects: 'function' would
still have to be string-valued, to
On Sep 29, 2014, at 7:55 AM, John Lenz concavel...@gmail.com wrote:
On Sat, Sep 27, 2014 at 10:53 PM, Filip Pizlo fpi...@apple.com
mailto:fpi...@apple.com wrote:
I would also like to see this standardized. Comments inline.
On Sep 27, 2014, at 10:15 PM, John Lenz
On 29 September 2014 18:06, Filip Pizlo fpi...@apple.com wrote:
- JS is a great language; it actually lets you write an honest loop. You
don’t *need* tail calls.
Let me repeat what I just wrote in my previous mail: I think not
enough people appreciate the (substantial) difference between
On Mon, Sep 29, 2014 at 10:55 AM, John Lenz concavel...@gmail.com wrote:
I really have no idea what the behavior should be in the faces of optimized
tail calls (which is must broader than simply self recursive methods that
can be rewritten as a loop). I've seen various suggestions (a capped
On 29 September 2014 16:55, John Lenz concavel...@gmail.com wrote:
On Sat, Sep 27, 2014 at 10:53 PM, Filip Pizlo fpi...@apple.com wrote:
On Sep 27, 2014, at 10:15 PM, John Lenz concavel...@gmail.com wrote:
I would like to get see stack traces standardized for ES7, to that end,
I would
On Mon, Sep 29, 2014 at 12:06 PM, Filip Pizlo fpi...@apple.com wrote:
[...]
I haven't actually seen anything about tail recursion optimizations being
implemented, have any of the VM actually tried or committed to implementing
tail call optimizations?
We (JSC) haven’t. And we don’t plan to,
Mark S. Miller wrote:
That's why, IIRC (haven't checked lately), TCO is only specified for
calls from non-sloppy functions.
PTC (Proper Tail Calls), not TCO. It's confusing to equate the two, from
what I know (corrections welcome0.
To add to confusion, ES6 drafts say Tail Position Calls
On Sep 29, 2014, at 10:25 AM, Brendan Eich bren...@mozilla.org wrote:
Mark S. Miller wrote:
That's why, IIRC (haven't checked lately), TCO is only specified for calls
from non-sloppy functions.
PTC (Proper Tail Calls), not TCO. It's confusing to equate the two, from what
I know
On Sep 29, 2014, at 9:23 AM, Mark S. Miller erig...@google.com wrote:
On Mon, Sep 29, 2014 at 12:06 PM, Filip Pizlo fpi...@apple.com wrote:
[...]
I haven't actually seen anything about tail recursion optimizations being
implemented, have any of the VM actually tried or committed to
On Sep 29, 2014, at 9:23 AM, Mark S. Miller wrote:
Although we would both like to see function.caller gone as well, we are also
both much more skeptical that this is possible. Let's assume that it is not.
The conclusion that follows is only that sloppy calls to sloppy functions
can't be
Agreed. TCO or PTC specified only for strict mode functions, not for all
non-sloppy functions.
Would be nice to extend this at least to bound functions resulting from
binding a strict function, but too late to consider for ES6. In any case,
all such TCO extensions can compatibly happen later.
On Sep 29, 2014, at 11:00 AM, Mark S. Miller wrote:
Agreed. TCO or PTC specified only for strict mode functions, not for all
non-sloppy functions.
Would be nice to extend this at least to bound functions resulting from
binding a strict function, but too late to consider for ES6. In any
Just wanted to add that CoffeeShop [https://github.com/carlsmith/coffeeshop]
already uses stack traces the way JSFiddle and CodePen may do if they were
standardised. This only works on V8 as it's the only engine that respects
sourceURL 'directives' when listing eval'ed code in stack traces.
Sorry, this paragraph is a bit confusing...
It's currently impossible to build a JavaScript shell in *any* browser. FF
provides line and column numbers for compilation errors, but omits the
actual name, so they may as well just not bother ~ it's impossible to build
a traceback on Gecko
Allen Wirfs-Brock wrote:
No particular reason an implementation can't optimize through that if they want
to.
The question is whether it should be normative. PTC is about observable
asymptotic space performance (I keep saying :-P).
/be
___
Yes, I believe that we should consider some non-strict non-sloppy
functions, such as .bind()ings of strict functions, to also normatively
have some TCO/PTC requirements. However, it is too late to consider such
for ES6 and we can always extend such TCO/PTC requirements to more cases
later.
On
On 09/29/2014 09:14 AM, Sam Tobin-Hochstadt wrote:
On Mon, Sep 29, 2014 at 10:55 AM, John Lenz concavel...@gmail.com wrote:
I really have no idea what the behavior should be in the faces of optimized
tail calls (which is must broader than simply self recursive methods that
can be rewritten as
On Sep 29, 2014, at 12:02 PM, Brendan Eich wrote:
Allen Wirfs-Brock wrote:
No particular reason an implementation can't optimize through that if they
want to.
The question is whether it should be normative. PTC is about observable
asymptotic space performance (I keep saying :-P).
/be
The issue is the asymptotic space consumption almost-contract. The reason I
say almost is that conformance of an implementation is not testable.
Currently, the spec says nothing about when an implementation might run out
of storage.
So we (at least I) mean normative only in the following sense:
On Mon, Sep 29, 2014 at 4:13 PM, Mark S. Miller erig...@google.com wrote:
The issue is the asymptotic space consumption almost-contract. The reason I
say almost is that conformance of an implementation is not testable.
Currently, the spec says nothing about when an implementation might run out
Practically speaking, I agree.
On Mon, Sep 29, 2014 at 1:16 PM, Sam Tobin-Hochstadt sa...@cs.indiana.edu
wrote:
On Mon, Sep 29, 2014 at 4:13 PM, Mark S. Miller erig...@google.com
wrote:
The issue is the asymptotic space consumption almost-contract. The
reason I
say almost is that
Another way to make this (somewhat) testable is to require specific error.stack
behavior for TCO. For example, a call in tail position may require that the
caller does not show up in the stack trace.
-Filip
On Sep 29, 2014, at 1:16 PM, Sam Tobin-Hochstadt sa...@cs.indiana.edu wrote:
On
I think this would be a mistake -- as I mentioned, there are a number
of possible strategies for stack traces w/ proper tail calls, and as
Steve Fink mentioned, these also arise when considering inlining and
other optimizations. We shouldn't prevent implementations from trying
to experiment with
On Mon, Sep 29, 2014 at 3:02 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
I can't imagine what you would want be to try to say about non-EMCAScript
functions. Their internal call semantics is determined by the semantics of
their implementation language.
Function.prototype.apply,
On Sep 29, 2014, at 1:13 PM, Mark S. Miller wrote:
The issue is the asymptotic space consumption almost-contract. The reason I
say almost is that conformance of an implementation is not testable.
Currently, the spec says nothing about when an implementation might run out
of storage.
So
On Sep 29, 2014, at 12:19 PM, Steve Fink sph...@gmail.com wrote:
On 09/29/2014 09:14 AM, Sam Tobin-Hochstadt wrote:
On Mon, Sep 29, 2014 at 10:55 AM, John Lenz concavel...@gmail.com wrote:
I really have no idea what the behavior should be in the faces of optimized
tail calls (which is
On Sep 29, 2014, at 1:26 PM, Sam Tobin-Hochstadt sa...@cs.indiana.edu wrote:
I think this would be a mistake -- as I mentioned, there are a number
of possible strategies for stack traces w/ proper tail calls,
But we should spec one of them, particularly if we want to move towards
On Mon, Sep 29, 2014 at 4:57 PM, Filip Pizlo fpi...@apple.com wrote:
On Sep 29, 2014, at 1:26 PM, Sam Tobin-Hochstadt sa...@cs.indiana.edu
wrote:
I think this would be a mistake -- as I mentioned, there are a number
of possible strategies for stack traces w/ proper tail calls,
But we
On Sep 29, 2014, at 1:41 PM, Jason Orendorff wrote:
On Mon, Sep 29, 2014 at 3:02 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
I can't imagine what you would want be to try to say about non-EMCAScript
functions. Their internal call semantics is determined by the semantics of
their
On Sep 29, 2014, at 2:05 PM, Sam Tobin-Hochstadt sa...@cs.indiana.edu wrote:
On Mon, Sep 29, 2014 at 4:57 PM, Filip Pizlo fpi...@apple.com
mailto:fpi...@apple.com wrote:
On Sep 29, 2014, at 1:26 PM, Sam Tobin-Hochstadt sa...@cs.indiana.edu
wrote:
I think this would be a mistake --
The issues with sourceUrl and syntax errors is fixed in the latest Chrome
dev channel and should be making its way to us in the near future. :-)
On Mon, Sep 29, 2014 at 11:49 AM, Carl Smith carl.in...@gmail.com wrote:
Just wanted to add that CoffeeShop [
On Mon, Sep 29, 2014 at 12:19 PM, Steve Fink sph...@gmail.com wrote:
On 09/29/2014 09:14 AM, Sam Tobin-Hochstadt wrote:
On Mon, Sep 29, 2014 at 10:55 AM, John Lenz concavel...@gmail.com
wrote:
I really have no idea what the behavior should be in the faces of
optimized
tail calls (which
What does TC39 expect with regard to PTC and the
standard-because-everyone-has-one stack property? Has any of the VMs
actually tried to implement PTC for JS?
On Mon, Sep 29, 2014 at 12:02 PM, Brendan Eich bren...@mozilla.org wrote:
Allen Wirfs-Brock wrote:
No particular reason an
On Mon, Sep 29, 2014 at 4:06 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
On Sep 29, 2014, at 1:41 PM, Jason Orendorff wrote:
Function.prototype.apply, Function.prototype.call, and Reflect.apply
currently call PrepareForTailCall. Is this a bug?
No, I don't believe so. Built-ins
On 29 September 2014 23:04, John Lenz concavel...@gmail.com wrote:
The issues with sourceUrl and syntax errors is fixed in the latest
Chrome dev channel and should be making its way to us in the near future.
:-)
Awesome. I can add JavaScript support to the shell :)
I still think the
On Sep 29, 2014, at 3:37 PM, Jason Orendorff wrote:
On Mon, Sep 29, 2014 at 4:06 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
On Sep 29, 2014, at 1:41 PM, Jason Orendorff wrote:
Function.prototype.apply, Function.prototype.call, and Reflect.apply
currently call PrepareForTailCall. Is
Allen Wirfs-Brock wrote:
On Sep 29, 2014, at 12:02 PM, Brendan Eich wrote:
Allen Wirfs-Brock wrote:
No particular reason an implementation can't optimize through that
if they want to.
The question is whether it should be normative. PTC is about
observable asymptotic space performance (I
Carl Smith wrote:
I still think the omission of some method for naming eval'ed code in
the ES6 spec is unacceptable. It's not a nice-to-have that can be
bundled with nicer stack objects, which are relatively unimportant
[easily fixed with a regex].
See
On 30 September 2014 00:33, Brendan Eich bren...@mozilla.org wrote:
Carl Smith wrote:
I still think the omission of some method for naming eval'ed code in the
ES6 spec is unacceptable. It's not a nice-to-have that can be bundled with
nicer stack objects, which are relatively unimportant
Carl Smith wrote:
If the source URL hack, or some cleaner wrapper for it, was
standardised, it'd make all the difference.
Why don't we just make the source URL hack a de-facto standard? That's
how evolution happens, in the best case. Cc'ing @fitzgen.
/be
On 9/29/14, 4:16 PM, Sam Tobin-Hochstadt wrote:
We'd consider it a spec violation (at least, I would), if this program
ran out of space, ever:
var i = 0;
while (1) { i++; };
How would you know whether it does? You can't tell whether your program
is terminated because it runs out
It is a defacto standard.
On Sep 29, 2014 6:36 PM, Brendan Eich bren...@mozilla.org wrote:
Carl Smith wrote:
If the source URL hack, or some cleaner wrapper for it, was standardised,
it'd make all the difference.
Why don't we just make the source URL hack a de-facto standard? That's how
Put it in a worker or node.js. The point Sam was making was based on Ecma-262,
no browser watchdog required.
/be
On Sep 29, 2014, at 6:47 PM, Boris Zbarsky bzbar...@mit.edu wrote:
On 9/29/14, 4:16 PM, Sam Tobin-Hochstadt wrote:
We'd consider it a spec violation (at least, I would), if this
On 9/28/14, 1:15 AM, John Lenz wrote:
* the stack property (a string)
I'd somewhat like to see this be an accessor, to allow implementations
to compute the stack string lazily.
Does this sound like a reasonable minimal set?
Yes.
-Boris
___
Last time this was tried the conclusion was that the current format using
the stack property as a string could not be standardized. Different
browsers use different format and therefore the format can not be changed
without breaking existing code.
The conclusion was that we needed to use a
It would be helpful if the stack trace was machine readable, not just human
readable. As Erik said
[...] we might ass well stop using a string to represent this structured
data.
The stacktrace should probably be an array of objects with the properties
`filename`, `function`, `line` and
On Sep 28, 2014, at 8:01 AM, Marius Gundersen gunder...@gmail.com wrote:
It would be helpful if the stack trace was machine readable, not just human
readable. As Erik said
+1
[...] we might ass well stop using a string to represent this structured data.
The stacktrace should
Firefox has changed aspects (adding columns and other things) so I think it
is possible that we can change this. Was there hard data otherwise?
On Sep 28, 2014 6:26 AM, Erik Arvidsson erik.arvids...@gmail.com wrote:
Last time this was tried the conclusion was that the current format using
the
But that said an new name and structure would be fine with me. I'm a little
worried stack would be out of sync with stack trace or whatever.
Making stack an accesor of stackTrace would help but what do we do with
writes?
On Sep 28, 2014 4:35 PM, John Lenz concavel...@gmail.com wrote:
Firefox has
Of course a standard string format can be machine readable (we maintain
stack trace parsers for existing browsers) but it is inconvenient compared
to simple JSON or whatever.
On Sep 28, 2014 8:02 AM, Marius Gundersen gunder...@gmail.com wrote:
It would be helpful if the stack trace was machine
I would like to get see stack traces standardized for ES7, to that end, I
would like to define a minimal set of behaviors that would need to be
defined:
* the stack property (a string)
* when the stack property is attached (at Error object creation or at throw)
* what happens when Error object
I would also like to see this standardized. Comments inline.
On Sep 27, 2014, at 10:15 PM, John Lenz concavel...@gmail.com wrote:
I would like to get see stack traces standardized for ES7, to that end, I
would like to define a minimal set of behaviors that would need to be defined:
*
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