class ChefCLI::Policyfile::LocalCookbook

def validate!
  if source.nil?
    raise LocalCookbookNotFound, "Cookbook `#{name}' does not have a `source` set, cannot locate cookbook"
  end
  unless File.exist?(cookbook_path)
    raise LocalCookbookNotFound, "Cookbook `#{name}' not found at path source `#{source}` (full path: `#{cookbook_path}')"
  end
  unless cookbook_version.name.to_s == name
    msg = "The cookbook at path source `#{source}' is expected to be named `#{name}', but is now named `#{cookbook_version.name}' (full path: #{cookbook_path})"
    raise MalformedCookbook, msg
  end
end