# Copyright 2013-2019 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 RLars(RPackage):
    """Efficient procedures for fitting an entire lasso sequence with the cost
    of a single least squares fit."""

    homepage = "https://cloud.r-project.org/package=lars"
    url      = "https://cloud.r-project.org/src/contrib/lars_1.2.tar.gz"
    list_url = "https://cloud.r-project.org/src/contrib/Archive/lars"

    version('1.2',   sha256='64745b568f20b2cfdae3dad02fba92ebf78ffee466a71aaaafd4f48c3921922e')
    version('1.1',   sha256='a8e4a0efb9ca6760dec1cadf395d9a805508455a2c3ced18cc53d9b8fa70cdc0')
    version('0.9-8', sha256='8c64cb31073ea0785346bb716485da8db2fae14153a52e5a8d151bc9cb4906e5')

    depends_on('r@2.10:', type=('build', 'run'))
