lib/rubber/environment.rb in rubber-1.2.1 vs lib/rubber/environment.rb in rubber-1.3.0

@@ -143,17 +143,17 @@
         # Forces role/host overrides into config
         def bind_config(global)
           global = global.clone()
           role_overrides = global.delete("roles") || {}
           host_overrides = global.delete("hosts") || {}
-          roles.to_a.each do |role|
-            role_overrides[role].each do |k, v|
+          Array(roles).each do |role|
+            Array(role_overrides[role]).each do |k, v|
               global[k] = Environment.combine(global[k], v)
-            end if role_overrides[role]
+            end
           end
-          host_overrides[host].each do |k, v|
+          Array(host_overrides[host]).each do |k, v|
             global[k] = Environment.combine(global[k], v)
-          end if host_overrides[host]
+          end
           return global
         end
         
         def method_missing(method_id)
           key = method_id.id2name
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