Re: bidi in vim

Moshe Kamensky wrote:

> I am interested in writing bidirectional text in Vim. I realise, from
> previous discussions on the list, the it would be difficult to support
> the bidi standard in Vim. However, I was wondering if a more manual
> approach would be easier to implement. What I had in mind was to extend
> the syntax highlighting system, to allow specifying the direction of a
> syntax region. This would mean that the direction of a character is
> determined by its syntax group, so no implementation of the bidi
> algorithm is necessary. Of course, displaying a string in the correct
> direction is more complicated than highlighting with a given colour, but
> perhaps it is easy enough (I'm not familiar with the code).
>
> If this can be done, I think it will solve most practical problems,
> since when editing latex, for example, text in different direction will
> appear in particular commands or environments.

This might work for displaying the text, but how about moving the cursor
through it? And how would commands like "c2w" work when they cross the
bidi boundary?

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