[XeTeX] (not) understanding XeTeXinterchartoks

[David Carlisle]

On 8 May 2015 at 11:45, Adam Twardoch (List) <list.adam at twardoch.com> wrote:
> In modern text processing (Unicode+OpenType), a text run is a series of characters with the same formatting (font, size, color etc.), directionality (ltr, rtl) and script (writing system such as Latin, Greek, Arabic or Gujarati).
>

er, yes, quite:-)

so my question is why did this X trigger the 255 boundary for end of
text run processing.

>> xxxXxxx

David