#
# This file is part of AtomVM.
#
# Copyright 2021 Davide Bettio <davide@uninstall.it>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0 OR LGPL-2.1-or-later
#

defmodule Module do
  @compile {:autoload, false}

  def concat(a, b) when is_atom(a) and is_atom(b) do
    a_string = :erlang.atom_to_binary(a, :latin1)
    <<"Elixir.", b_string::binary>> = :erlang.atom_to_binary(b, :latin1)

    :erlang.binary_to_atom(a_string <> "." <> b_string, :latin1)
  end
end
