r-assertive-base: new package (#22780)

Co-authored-by: Alex C Leute <aclrc@rit.edu>

var/spack/repos/builtin/packages/r-assertive-base/package.py

@@ -0,0 +1,24 @@
+# Copyright 2013-2020 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 RAssertiveBase(RPackage):
+    """assertive.base: A Lightweight Core of the 'assertive' Package
+
+    A minimal set of predicates and assertions used by the assertive package.
+    This is mainly for use by other package developers who want to include run-time
+    testing features in their own packages. End-users will usually want to use
+    assertive directly."""
+
+    homepage = "https://bitbucket.org/richierocks/assertive.base"
+    url      = "https://cloud.r-project.org/src/contrib/assertive.base_0.0-7.tar.gz"
+    list_url = "https://cloud.r-project.org/src/contrib/Archive/assertive.base"
+
+    version('0.0-7', sha256='f02d4eca849f512500abb266a2a751d1fa2cf064f7142e5161a77c20b7f643f7')
+    version('0.0-1', sha256='6a5fb06ad912f01cd8aaf2aa7c8ca03b8ebbb1c5eb2be47fa145930f15f4d258')
+
+    depends_on('r@3.0.0:', type=('build', 'run'))