Re: beta release

[Hans Hagen <pragma@wxs.nl>]

Yanrui Li wrote:
> 2009/2/25 Hans Hagen <pragma@wxs.nl>:
>> Hi,
>>
>> As prelude to LuaTeX 0.40 there is now a beta 0.35. I uploaded a context
>> beta that matches this version. The most important move is that we now have
>> a new math subsystem. (Specially for Mojca: iwona seems to work ok). Apart
>> from bringin unicode math this also gives a better performance. (Some info
>> about what is involved can be found in mk.pdf on the website).
>>
>> There might be ommisions so when you run into one, just let us know.
>>
> 
> Hi,
> 
> Maybe there are some bugs in scrp-ini.lua and scrp-cjk.lua as follows:
> 
> 1. In scrp-ini.lua, some flags of punctuations in the definition of
> "hash" are replaced by
> "chinese" flags, for example:
> 
> local hash = {
>     ... ...
>     [0xFF0C] = "full_width_close", -- ，
>     ... ...
> }
> ... ...
> for i=0x0FF00,0x0FFEF do hash[i] = "chinese" end
> ... ...
> 
> 2. In scrp-cjk.lua, it seems that "insert_node_before" in some break &
> shrink & stretch functions
> should be "insert_node_after", for example:
> 
> local function nobreak_stretch(head,current)
>     insert_node_before(head,current,make_penalty_node(10000))
>     insert_node_before(head,current,make_glue_node(0,inter_char_stretch,0))
> end

we only insert nodes before, so in that case you need to look at another 
combination; so, like

<class_a> [insert] <class_b>

is triggered only once, by the table entry

[class a] = { class_b = ... }

> In addition, I found Chinese punctuations compression in this beta.
> Will these features be provided in future beta?

maybe, once we have decided on a proper reference font



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