Function _hunk

gitless/cli/pprint.py:230–276

(hunk, stream=sys.stdout.write)

def _hunk(hunk, stream=sys.stdout.write):
  puts(colored.cyan('@@ -{0},{1} +{2},{3} @@'.format(
      hunk.old_start, hunk.old_lines, hunk.new_start, hunk.new_lines)),
      stream=stream)
  padding = _padding(hunk)

  del_line, add_line, maybe_bold, saw_add = None, None, False, False
  for diff_line in hunk.lines:
    assert not IS_PY2 or isinstance(diff_line.content, unicode)
    st = diff_line.origin

    if st == '-' and not maybe_bold:
      maybe_bold = True
      del_line = diff_line
    elif st == '+' and maybe_bold and not saw_add:
      saw_add = True
      add_line = diff_line
    elif st == ' ' and maybe_bold and saw_add:
      bold1, bold2 = _highlight(del_line.content, add_line.content)

      puts(_format_line(del_line, padding, bold_delim=bold1), stream=stream)
      puts(_format_line(add_line, padding, bold_delim=bold2), stream=stream)

      del_line, add_line, maybe_bold, saw_add = None, None, False, False

      puts(_format_line(diff_line, padding), stream=stream)
    else:
      if del_line:
        puts(_format_line(del_line, padding), stream=stream)
      if add_line:
        puts(_format_line(add_line, padding), stream=stream)

      del_line, add_line, maybe_bold, saw_add = None, None, False, False

      puts(_format_line(diff_line, padding), stream=stream)


  if maybe_bold and saw_add:
    bold1, bold2 = _highlight(del_line.content, add_line.content)

    puts(_format_line(del_line, padding, bold_delim=bold1), stream=stream)
    puts(_format_line(add_line, padding, bold_delim=bold2), stream=stream)
  else:
    if del_line:
      puts(_format_line(del_line, padding), stream=stream)
    if add_line:
      puts(_format_line(add_line, padding), stream=stream)


def _padding(hunk):