[NTG-context] linebreak error: no leftinit or rightinit or leftfill or rigthfill expected

[Hans Hagen]

On 7/15/2022 3:06 PM, 黄复雄 via ntg-context wrote:
> I mistakenly sent the following letter to luatex at tug.org 
> <mailto:luatex at tug.org> yesterday. I hope it won't cause anyone any 
> trouble. Thanks to luigi for pointing out the error.
> -------------------------------------------------
> 
> Hi all,
> I just updated my ConTeXt to
> 
> system          > ConTeXt  ver: 2022.07.06 21:42 LMTX  fmt: 2022.7.12 
>   int: english/english
> 
> yesterday and got a error message in using tex.linebreak(head)  as follow:
> 
> luatex warning  > linebreak: no [ leftinit | rightinit | leftfill | 
> rigthfill] expected
> 
> I can't get any information about them. The head and the list going to 
> tex.linebreak() like:
> 
> <node :    nil <=   2371 =>   2873 : par vmodepar>
> <node :   2371 <=   2873 =>   2879 : glue indentskip>
> <node :   2873 <=   2879 =>   2891 : glyph unset>
> <node :   2879 <=   2891 =>   2897 : glue userskip>
> ...
> <node :    636 <=   3077 =>    639 : glyph unset>
> <node :   3077 <=    639 =>   3089 : kern userkern>
> <node :    639 <=   3089 =>   2334 : glue userskip>
> <node :   3089 <=   2334 =>   3095 : rule normal>
> <node :   2334 <=   3095 =>   3101 : glue spaceskip>
> <node :   3095 <=   3101 =>    642 : glue spaceskip>
> <node :   3101 <=    642 =>   3107 : penalty userpenalty>
> <node :    642 <=   3107 =>    nil : glue userskip>
> 
> 
> My question is:
> Which of them is necessary, and
> How can I node.new() one and
> Where should it go in the list?
> 
> Any hint would be appreciated,

Where do you intercept the list?



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