old_contents: # Copyright 2013-2021 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 RCheckmate(RPackage):
      """Tests and assertions to perform frequent argument checks.
      A substantial part of the package was written in C to
      minimize any worries about execution time overhead."""
  
      homepage = "https://cloud.r-project.org/package=checkmate"
      url      = "https://cloud.r-project.org/src/contrib/checkmate_1.8.4.tar.gz"
      list_url = "https://cloud.r-project.org/src/contrib/Archive/checkmate"
  
      version('1.9.4', sha256='faa25754b757fe483b876f5d07b73f76f69a1baa971420892fadec4af4bbad21')
      version('1.8.4', sha256='6f948883e5a885a1c409d997f0c782e754a549227ec3c8eb18318deceb38f8f6')
  
      depends_on('r@3.0.0:', type=('build', 'run'))
      depends_on('r-backports@1.1.0:', type=('build', 'run'))
  
new_contents: # Copyright 2013-2021 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 RCheckmate(RPackage):
      """Fast and Versatile Argument Checks
  
      Tests and assertions to perform frequent argument checks.
      A substantial part of the package was written in C to
      minimize any worries about execution time overhead."""
  
      homepage = "https://cloud.r-project.org/package=checkmate"
      url      = "https://cloud.r-project.org/src/contrib/checkmate_1.8.4.tar.gz"
      list_url = "https://cloud.r-project.org/src/contrib/Archive/checkmate"
  
      version('2.0.0', sha256='0dc25b0e20c04836359df1885d099c6e4ad8ae0e585a9e4107f7ea945d9c6fa4')
      version('1.9.4', sha256='faa25754b757fe483b876f5d07b73f76f69a1baa971420892fadec4af4bbad21')
      version('1.8.4', sha256='6f948883e5a885a1c409d997f0c782e754a549227ec3c8eb18318deceb38f8f6')
  
      depends_on('r@3.0.0:', type=('build', 'run'))
      depends_on('r-backports@1.1.0:', type=('build', 'run'))
  
subject: add version 2.0.0 to r-checkmate (#20852)