Bidi - BN - clarifying suggestion

John C Klensin klensin at
Wed Sep 9 01:36:11 CEST 2009

--On Tuesday, September 08, 2009 21:11 +0200 Harald Alvestrand
<harald at> wrote:

> I think the smallest possible change that addresses the issue
> of BN is this:
> OLD:
>    o  BN - Boundary Neutral - control characters
> NEW:
>    o  BN - Boundary Neutral - control characters, including
> ZWNJ and ZWJ
> Those two characters are, AFAIK, the only two BN characters
> that are allowed by -protocol, so indicating that these two
> are members of BN should be a sufficient indication of why the
> class is included in the BIDI algorithm.

I can live with "including...", but this comes _really_ close to
requiring a change to Bidi if the list in Tables changes.  "For
example" would make me happier.


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