[luatex] \luaescapestring and \escapechar

[Hans Hagen]

On 5/17/2014 4:16 AM, Heiko Oberdiek wrote:

> => Two bugs:
>     * \escapechar=0, then the output of the escape char should
>        by character zero (^^@) instead of an unexpected end of string
>        that kills characters behind.

I tested 0 and got a nul character so that might also depend on other 
issues (Lua can handle them in most cases unless it gets fed into som ec 
helper that sees nul as end-of-string and there is nothing we can do 
about that: 0 = 0 ... no funny ^^ stuff in the escape).

>     * Negative values of \escapechar: The escape char should not
>       be printed at all.

Indeed.

Hans

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