[Dev-luatex] return value of filter callbacks

Taco Hoekwater taco at elvenkind.com
Fri Nov 5 14:24:25 CET 2010

On 11/05/2010 02:22 PM, Khaled Hosny wrote:
> I think it is explained in section 4.1:
>    For some minor speed gain, you can assign the boolean false to the
>    non-file related callbacks, doing so will prevent LuaTeX from executing
>    whatever it would execute by default (when no callback function is
>    registered at all).

No, this is different, this documents the case of

    callback.register('pre_linebreak_filter', false)

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