[webkit-dev] Why does our std::optional lack the has_value() function?

[Yusuke SUZUKI]

Feel free to review it :)
https://bugs.webkit.org/show_bug.cgi?id=173582

Regards,
Yusuke Suzuki

On Tue, Jun 20, 2017 at 1:48 PM, JF Bastien <jfbastien at apple.com> wrote:

> Ours was imported from: https://github.com/akrzemi1/Optional
> at: 727c729dd1d9f06f225868280e50154594d7e59d
>
> And it was subsequently added in: https://github.com/
> akrzemi1/Optional/commit/8993daae3e9ed90be98ffb2517315f43fe9f09e4#diff-
> b7e55535b5ac355f0d683d30b3c87f86
>
>
>
> On Jun 19, 2017, at 21:45, Darin Adler <darin at apple.com> wrote:
>
> I noticed we don’t have has_value() in our version of std::optional. Does
> anyone know why?
>
> — Darin
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