reline_test_key_actor_autofixer.rb

def dump(s)
  dumped = s == eval("'#{s}'") && s !~ /[\C-a-\C-z]/ ? "'#{s}'" : s.dump.gsub(/\\x\d\d/){
    "\\C-"+('a'.ord + _1[2..].to_i(16) - 1).chr
  }
  if dumped =~ /\u3099/
    dumped.gsub!("\u3099", "\\u3099")
    dumped = ?" + dumped[1...-1] + ?" if dumped[0] == ?'
  end
  dumped
end

ARGV.each do |file|
  code = File.read(file)
  code.gsub!(/( +(assert_line|assert_byte_pointer_size|assert_cursor|assert_cursor_max)\(.+\)\n){2,}/) do |test|
    tline = test.match(/assert_line\((['"].*['"])\)/)&.[]1
    tbp = test.match(/assert_byte_pointer_size\((['"].*['"])\)/)&.[]1
    cursor = test.match(/assert_cursor\((.+)\)/)
    cursor_max = test.match(/assert_cursor_max\((.+)\)/)
    unless tline && tbp
      tline = tbp = tline || tbp if cursor && cursor_max && cursor[1] == cursor_max[1]
    end
    unless tline && tbp
      test.gsub!(/ +assert_cursor_max\((.+)\)\n/, '') if tline && cursor_max
      test.gsub!(/ +assert_cursor\((.+)\)\n/, '') if tbp && cursor
      next test
    end
    s = eval(tline)
    bp = eval(tbp).bytesize
    a = s.byteslice(0, bp)
    b = s.byteslice(bp..)
    test[/\A +/] + "assert_cursor_line(#{dump(a)}, #{dump(b)})\n"
  rescue Exception=> e
    binding.irb
  end

  File.write file, code
end