vim-characterize-on-null.txt

calling function <SNR>12_info('
')
line 1:   if empty(a:char)
line 2:     return 'NUL'
line 3:   endif
line 4:   let charseq = a:char
line 5:   let outs = []
line 6:   while !empty(charseq)
line 7:     let nr = charseq ==# "\n" ? 0 : char2nr(charseq)
line 8:     let char = nr < 32 ? '^'.nr2char(64 + nr) : nr2char(nr)
line 9:     let charseq = strpart(charseq, len(nr2char(nr)))
line 10:     let out = '<' . (empty(outs) ? '' : ' ') . char . '> ' . nr
line 11:     if nr < 256
line 12:       let out .= printf(', \%03o', nr)
line 13:     endif
line 14:     let out .= printf(', U+%04X', nr)
line 15:     let out .= ' '.characterize#description(nr, '<unknown>')
calling function <SNR>12_info..characterize#description(0, '<unknown>')
line 1:   return get(s:d, a:nr, a:0 ? a:1 : '')
function <SNR>12_info..characterize#description returning 'NULL'
continuing in function <SNR>12_info
line 16:     for digraph in characterize#digraphs(nr)
calling function <SNR>12_info..characterize#digraphs(0)
line 1:   if !exists('s:digraphs')
line 2:     redir => out
line 3:     silent digraphs
line 4:     redir END
line 5:     redraw
line 6:     let s:digraphs = {}
line 7:     for line in split(out, '\n')
line 8:       for entry in split(line, " \\d\\+\\zs\\s*")
line 9:         let nr = matchstr(entry, '\d\+$')
line 10:         if nr ==# '10' && len(s:digraphs) <= 1
line 11:           let nr = 0
line 12:         endif
line 13:         if !has_key(s:digraphs, nr)
line 14:           let s:digraphs[nr] = []
line 15:         endif
line 16:         let s:digraphs[nr] += [matchstr(entry, '^..')]
line 17:       endfor
line 18:     endfor
line 19:   endif
line 20:   return a:0 ? get(s:digraphs, a:1, []) : s:digraphs
function <SNR>12_info..characterize#digraphs returning ['NU']
continuing in function <SNR>12_info
line 17:       let out .= ", \<C-K>".digraph
line 18:     endfor
line 16:     for digraph in characterize#digraphs(nr)
line 17:       let out .= ", \<C-K>".digraph
line 18:     endfor
line 19:     for emoji in characterize#emojis(nr)
calling function <SNR>12_info..characterize#emojis(0)
line 1:   return a:0 ? get(s:emojis, a:1, []) : s:emojis
function <SNR>12_info..characterize#emojis returning []
continuing in function <SNR>12_info
line 20:       let out .= ', '.emoji
line 21:     endfor
line 22:     let entity = characterize#html_entity(nr)
calling function <SNR>12_info..characterize#html_entity(0)
line 1:   let char = get(s:html_entities, a:nr, '')
line 2:   if !empty(char)
line 3:     return '&' . char . ';'
line 4:   else
line 5:     return ''
function <SNR>12_info..characterize#html_entity returning ''
continuing in function <SNR>12_info
line 23:     if !empty(entity)
line 24:       let out .= ', '.entity
line 25:     endif
line 26:     call add(outs, out)
line 27:   endwhile
line 6:   while !empty(charseq)
line 7:     let nr = charseq ==# "\n" ? 0 : char2nr(charseq)
line 8:     let char = nr < 32 ? '^'.nr2char(64 + nr) : nr2char(nr)
line 9:     let charseq = strpart(charseq, len(nr2char(nr)))
line 10:     let out = '<' . (empty(outs) ? '' : ' ') . char . '> ' . nr
line 11:     if nr < 256
line 12:       let out .= printf(', \%03o', nr)
line 13:     endif
line 14:     let out .= printf(', U+%04X', nr)
line 15:     let out .= ' '.characterize#description(nr, '<unknown>')
calling function <SNR>12_info..characterize#description(0, '<unknown>')
line 1:   return get(s:d, a:nr, a:0 ? a:1 : '')
function <SNR>12_info..characterize#description returning 'NULL'

then loops at Line 21.