adding a Value node so that SqlLiteral values may be used

1 files changed, 7 insertions, 4 deletions

diff --git a/lib/arel/visitors/to_sql.rb b/lib/arel/visitors/to_sql.rb
index 0f2de092ea..25b7f005ea 100644
--- a/lib/arel/visitors/to_sql.rb
+++ b/lib/arel/visitors/to_sql.rb
@@ -37,13 +37,16 @@ module Arel
                 quote_column_name x.name
             }.join ', '})" unless o.columns.empty?),
 
-          ("VALUES (#{o.values.map { |value|
-            value ? visit(value) : 'NULL'
-          }.join ', '})" unless o.values.empty?),
-
+          (visit o.values if o.values),
         ].compact.join ' '
       end
 
+      def visit_Arel_Nodes_Values o
+        "VALUES (#{o.expressions.map { |value|
+          value ? visit(value) : 'NULL'
+        }.join ', '})"
+      end
+
       def visit_Arel_Nodes_SelectStatement o
         [
           o.cores.map { |x| visit x }.join,