# SPDX-License-Identifier: Apache-2.0
#
# The OpenSearch Contributors require contributions made to
# this file be licensed under the Apache-2.0 license or a
# compatible open source license.
#
# Modifications Copyright OpenSearch Contributors. See
# GitHub history for details.
#
# Licensed to Elasticsearch B.V. under one or more contributor
# license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright
# ownership. Elasticsearch B.V. licenses this file to you under
# the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

module OpenSearch
  module Transport
    module Transport
      module Serializer
        # An abstract class for implementing serializer implementations
        #
        module Base
          # @param transport [Object] The instance of transport which uses this serializer
          #
          def initialize(transport = nil)
            @transport = transport
          end
        end

        # A default JSON serializer (using [json](http://rubygems.org/gems/json))
        #
        class JSON
          include Base

          # De-serialize a Hash from JSON string
          #
          def load(string, options = {})
            ::JSON.parse(string, options)
          end

          # Serialize a Hash to JSON string
          #
          def dump(object, options = {})
            if options.delete(:pretty)
              ::JSON.pretty_generate(object, options)
            else
              ::JSON.generate(object, options)
            end
          end
        end
      end
    end
  end
end
