Re: my Bidi implementation

[Behdad Esfahbod <behdad at cs dot toronto dot edu>]

Without checking the specs I can tell you it's rule N1.

behdad

On Sat, 13 Mar 2004, ahmad khalifa wrote:

>
> > > i have a quick question...
> > > for a string that looks like this:
> > > asdf ASDF GHJKL OPNM
> > > the paragraph level is 0...
> > > all capitals are odd level types (i.e type AL or R)
> > > is this the correct level array..??
> > > asdf ASDF GHJK OPQW
> > > 0000011110111101111
> >
> >No, I think it should be like:
> >   0000011111111111111
>
> you are right... but, where does the space get the level 1..?
> it says at the top of UAX#9 that spaces get the level of the
> surrounding text... but which rule does that...?
>
> in the (Xn) rules, spaces get levels of 0 because there are no
> explicit embeddings...
>
> in Rules (In) it deals with strong characters and numbers only
> thats why ASDF gets the level of 1, and the space remains
> at level 0...
>
> in rule (L1) it doesnt deal with spaces between strong
> character types...
>
> to conclude, no rule states what to do exactly with WS
> between strong character types (i.e R, AL, L)...
> is it left to the implementation? i dont think so...
>
> its logical enough to parse any sequences of WS and give
> them the highest level of the nearby runs, or give them the
> type of the nearby runs, but is that the standard way..?
>
> any ideas what im doing wrong..?
>
> ak.
>
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--behdad
  behdad.org