end
  test "Decode unsigned" do
    assert WaParser.LEB128.decode_unsigned(<<0x00>>) == 0
    assert WaParser.LEB128.decode_unsigned(<<0x2A>>) == 42
    assert WaParser.LEB128.decode_unsigned(<<0xE5, 0x8E, 0x26>>) == 624_485

  end
  def decode_unsigned(<<0x00>>) do
    0
  end
  def decode_unsigned(<<int>>) do
    int

  def decode_unsigned(bytes) do
    {result, _} =
      for <<(<<_sign::1, byte::7>> <- bytes)>>, reduce: {0, 0} do
        {result, m} ->
          result = Bitwise.bor(result, Bitwise.bsl(byte, 7 * m))
          {result, m + 1}
      end
    result
  end