validate all arrays

manifests/resource/location.pp

@@ -121,6 +121,8 @@ define nginx::resource::location (
     mode   => '0644',
     notify => Class['nginx::service'],
   }
+  
+  validate_array($index_files)
 
   # # Shared Variables
   $ensure_real = $ensure ? {

manifests/resource/mailhost.pp

@@ -64,6 +64,8 @@ define nginx::resource::mailhost (
     group => 'root',
     mode  => '0644',
   }
+  
+  validate_array($server_name)
 
   # Add IPv6 Logic Check - Nginx service will not start if ipv6 is enabled
   # and support does not exist for it in the kernel.

manifests/resource/vhost.pp

@@ -140,6 +140,9 @@ define nginx::resource::vhost (
 
   validate_array($location_allow)
   validate_array($location_deny)
+  validate_array($proxy_set_header)
+  validate_array($index_files)
+  validate_array($server_name)
 
   File {
     ensure => $ensure ? {