[whatwg] CanvasRenderingContext2D with addPath, currentPath

[Bjoern Hoehrmann]

* Robert O'Callahan wrote:
>On Sun, Nov 3, 2013 at 3:03 PM, Rik Cabanier <cabanier at gmail.com> wrote:
>> On Sat, Nov 2, 2013 at 1:01 AM, Robert O'Callahan <robert at ocallahan.org>wrote:
>>> Does this mean that ctx.currentPath != ctx.currentPath?
>>
>> Yes
>>
>>>  That's bad!
>>
>> Why would it be bad (apart from being different)?
>
>It means that currentPath isn't behaving anything like a data member.
>
>I'm not super familiar with why this became such an important design
>principle, but I know that it is one. For example, this is exactly the
>reason why the WebIDL spec prohibits attributes from returning dictionaries.

https://mail.mozilla.org/pipermail/es-discuss/2013-October/034468.html
gives one reason.
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