[NTG-context] context.delayed is incompatible with some functions

[Hans Hagen]

On 11/1/2020 7:24 PM, Sylvain Hubert wrote:
> Dear List,
> 
> I was reading Typesetting in Lua using LuaTEX 
> <https://www.ntg.nl/maps/41/11.pdf>. By playing with the examples in the 
> article, I found that
>    `context.chapter(context.delayed("one"))`
> does not render the delayed text properly, while
>    `context.bf <http://context.bf>(context.delayed("one"))`
> does.
> 
> I would like to ask whether this difference is by design and, if not, 
> whether there is any systematic way of giving delayed arguments to 
> `context.chapter`, where by "systematic way" I'm referring to a proper 
> use of the existing definition of "\chapter" instead of any faked 
> duplication of it that visually resembles a chapter title.
by design

\ctxlua{context.chapter(context.delayed("one"))}

\setuphead[chapter][expansion=yes]

\ctxlua{context.chapter(context.delayed("one"))}

Hans

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