BundlePackage represents a set of packages that are expected to work well
together, such as a collection of commonly used software libraries. The
associated software is specified as bundle dependencies.
Be sure to specify the
bundle template if you are using
to generate a package from the template. For example, use the following
command to create a bundle package whose class name will be
$ spack create --template bundle --name mybundle
BundlePackage base class does not provide any phases by default
since the bundle does not represent a build system.
url property does not have meaning since there is no package-specific
code to fetch.
At least one
version must be specified in order for the package to