non-destructive hashref handling for connect_info options

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Storage / DBI.pm

diff --git a/lib/DBIx/Class/Storage/DBI.pm b/lib/DBIx/Class/Storage/DBI.pm
index cde6ac5..336ab1f 100644 (file)
--- a/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@ -479,6 +479,7 @@ sub connect_info {
 
   my $last_info = $dbi_info->[-1];
   if(ref $last_info eq 'HASH') {
+    $last_info = { %$last_info }; # so delete is non-destructive
     for my $storage_opt (qw/on_connect_do disable_sth_caching unsafe/) {
       if(my $value = delete $last_info->{$storage_opt}) {
         $self->$storage_opt($value);
@@ -489,6 +490,8 @@ sub connect_info {
         $self->_sql_maker_opts->{$sql_maker_opt} = $opt_val;
       }
     }
+    # re-insert modified hashref
+    $dbi_info->[-1] = $last_info;
 
     # Get rid of any trailing empty hashref
     pop(@$dbi_info) if !keys %$last_info;