# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack import *


class RProto(RPackage):
    """An object oriented system using object-based, also called
    prototype-based, rather than class-based object oriented ideas."""

    homepage = "https://cran.r-project.org/web/packages/proto/index.html"
    url      = "https://cloud.r-project.org/src/contrib/proto_0.3-10.tar.gz"
    list_url = "https://cloud.r-project.org/src/contrib/Archive/proto"

    version('1.0.0', sha256='9294d9a3b2b680bb6fac17000bfc97453d77c87ef68cfd609b4c4eb6d11d04d1')
    version('0.3-10', sha256='d0d941bfbf247879b3510c8ef3e35853b1fbe83ff3ce952e93d3f8244afcbb0e')