Re: bidi-display-reordering is now non-nil by default

[Stefan Monnier]

> Obviously, there is a trade-off: exploiting font-lock means more
> "magically correct" segmenting; using a hack (like marking chars
> special) means less dependence on the font-lock machinery.  I don't
> think the latter is worth it.

The problem is not jit-lock-defer-time but the fact that font-lock may
be turned off.  We could do it in syntax-propertize, of course, but it's
not great either (e.g. syntax-propertize is applied to all the text
before window-start whether that text will ever be displayed or not).


        Stefan