# 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 RFormula(RPackage):
    """Extended Model Formulas.

    Infrastructure for extended formulas with multiple parts on the right-hand
    side and/or multiple responses on the left-hand side (see
    <doi:10.18637/jss.v034.i01>)."""

    cran = "Formula"

    version('1.2-4', sha256='cb70e373b5ed2fc8450937fb3321d37dfd22dcc6f07cb872a419d51205125caf')
    version('1.2-3', sha256='1411349b20bd09611a9fd0ee6d15f780c758ad2b0e490e908facb49433823872')
    version('1.2-2', sha256='8def4600fb7457d38db8083733477501b54528974aa216e4adf8871bff4aa429')
    version('1.2-1', sha256='5db1ef55119b299c9d291e1c5c08e2d51b696303daf4e7295c38ff5fc428360a')

    depends_on('r@2.0.0:', type=('build', 'run'))