> From: Gavin Smith <gavinsmith0...@gmail.com> > Date: Wed, 6 Sep 2023 02:51:47 +0100 > > On Tue, Sep 05, 2023 at 09:16:47PM +0200, Patrice Dumas wrote: > > I think I understand what you don't understand, actually this is not > > about displaying the characters, which is not really done by texi2any, > > it is about situations where we need to count the width of characters > > in texi2any. For instance, this is to determine when to put end of > > lines when formatting Info to compare with line width, or to format > > multitable cells, or to determine the length of underlining * for a > > heading string as in > > > > Some heading > > ************ > > > > Hope that it is clearer. > > It would be wrong to output control characters in Info output. It doesn't > matter what the program does in this situation as it would mean that > something wrong is happening somewhere else, e.g. malformed input. Worrying > about what we should do for vertical tabs or form feeds is a waste of time > in my opinion. > > So it doesn't matter what width is used for these characters, so we > should do whatever is simplest in this part of the code. Using 0 for > the width seems as good as any choice.
Well, if you say that we should never-ever display these characters, then obviously zero is a good value. But is it really true that we never display any of them? Not even TAB?
