New package: cppcoro (#28467)

A library for c++ coroutine abstractions

var/spack/repos/builtin/packages/cppcoro/package.py

@@ -0,0 +1,20 @@
+# 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 Cppcoro(CMakePackage):
+    """A library of C++ coroutine abstractions."""
+
+    homepage = "https://github.com/andreasbuhr/cppcoro"
+    git      = "https://github.com/andreasbuhr/cppcoro.git"
+
+    maintainers = ['pbrady']
+
+    version('develop', branch="master")
+    version('2021-01-13', commit='7cc9433436fe8f2482138019cfaafce8e1d7a896')
+
+    depends_on('cmake@3.12:', type='build')