class Ransack::Nodes::Condition

def replace_right_node?(predicate)
  return false unless predicate.is_a?(Arel::Nodes::Binary)
  arel_node = predicate.right
  return false unless arel_node.is_a?(Arel::Nodes::Casted)
  relation, name = arel_node.attribute.values
  attribute_type = relation.type_for_attribute(name).type
  attribute_type == :integer && arel_node.value.is_a?(Integer)
end