lib/linux_admin/yum.rb in linux_admin-0.1.2 vs lib/linux_admin/yum.rb in linux_admin-0.1.3

@@ -57,10 +57,10 @@
 
       run(cmd, :params => params)
     end
 
     def self.version_available(*packages)
-      raise ArgumentError, "packages requires at least one package name" unless packages
+      raise ArgumentError, "packages requires at least one package name" if packages.blank?
 
       cmd    = "repoquery --qf=\"%{name} %{version}\""
       params = {nil => packages}
 
       out = run(cmd, :params => params, :return_output => true)
\ No newline at end of file