Eagerly cast array values passed to the predicate builder

Part of a larger refactoring to remove type casting from Arel.

/cc @mrgilman

[Sean Griffin & Melanie Gilman]

1 files changed, 6 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb
index 4b5f5773a0..7c90563d96 100644
--- a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb
+++ b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb
@@ -19,7 +19,12 @@ module ActiveRecord
           case values.length
           when 0 then NullPredicate
           when 1 then predicate_builder.build(attribute, values.first)
-          else attribute.in(values)
+          else
+            attribute_name = attribute.name
+            casted_values = values.map do |v|
+              predicate_builder.type_cast_for_database(attribute_name, v)
+            end
+            attribute.in(casted_values)
           end
 
         unless nils.empty?