activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb


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module ActiveRecord
  module ConnectionAdapters
    module PostgreSQL
      module OID # :nodoc:
        class Json < Type::Value # :nodoc:
          include Type::Mutable

          def type
            :json
          end

          def type_cast_from_database(value)
            if value.is_a?(::String)
              ::ActiveSupport::JSON.decode(value)
            else
              super
            end
          end

          def type_cast_for_database(value)
            if value.is_a?(::Array) || value.is_a?(::Hash)
              ::ActiveSupport::JSON.encode(value)
            else
              super
            end
          end

          def accessor
            ActiveRecord::Store::StringKeyedHashAccessor
          end
        end
      end
    end
  end
end