[luatex] node.insert_before

[Paul Isambert]

Selon Taco Hoekwater <taco at elvenkind.com>:

> On 07/27/2010 06:01 PM, Paul Isambert wrote:
> >
> > node.insert_before(tex.box[0].list, tex.box[0].list.next, mybox)
> >
> > the same thing occurs, which makes sense: "x" is inserted before "a"'s
> next,
> > i.e. before \baselineskip. However this doesn't work:
> >
> > node.insert_before(tex.box[0].list, tex.box[0].list, mybox)
>
> The reason why this does not work is that the list node is a child
> of a box, but insert_before() only sees that actual list node. The
> pointer from the box to the node that is the head of the list is
> unreachable to the function (I hope this is clear enough).

Crystal clear. Node manipulations now reach the towering number of 2 in my
output routines. I love it.

Thank you,
Paul