I obviously didn't end up replacing the bullet points by numbers...

On Tue, Jul 4, 2017 at 12:10 PM, Itai Berli <itai.berli@gmail.com> wrote:

> I'd like to add that this behavior breaks the Unicode bidirectional
> algorithm (UBA), and hence invalidates Emacs' claim of full conformance, or
> indeed of weak conformance, for that matter (so-called 'implicit
> bidirectionality' -- see section 4.2 of the UBA specifications).
>
> The reason is that section 3.4 'Reordering Resolved Levels' of the
> algorithm states (I replaced the bullet points in the original by numbers):
>
> > * The characters are shaped into glyphs [...]
> *> * *The accumulated widths of those glyphs *(in logical order)* are
> used to determine line breaks.
>
> The Emacs line-wrapping algorithm does not use the logical order of the
> glyphs to determine line breaks, as evidence by the example given in my
> original post, which I shall link to again: http://imgur.com/Bckn7zP
>