Contents

module Grape
  module Formatter
    module SerializableHash
      class << self

        def call(object, env)
          return object if object.is_a?(String)
          return MultiJson.dump(serialize(object)) if serializable?(object)
          return object.to_json if object.respond_to?(:to_json)
          MultiJson.dump(object)
        end

        private

          def serializable?(object)
           object.respond_to?(:serializable_hash) ||
             object.kind_of?(Array) && !object.map {|o| o.respond_to? :serializable_hash }.include?(false) ||
             object.kind_of?(Hash)
          end

          def serialize(object)
            if object.respond_to? :serializable_hash
              object.serializable_hash
            elsif object.kind_of?(Array) && !object.map {|o| o.respond_to? :serializable_hash }.include?(false)
              object.map {|o| o.serializable_hash }
            elsif object.kind_of?(Hash)
              object.inject({}) { |h,(k,v)| h[k] = serialize(v); h }
            else
              object
            end
          end
      end
    end
  end
end

Version data entries

11 entries across 11 versions & 1 rubygems

Version	Path
grape-0.6.0	lib/grape/formatter/serializable_hash.rb
grape-0.5.0	lib/grape/formatter/serializable_hash.rb
grape-0.4.1	lib/grape/formatter/serializable_hash.rb
grape-0.4.0	lib/grape/formatter/serializable_hash.rb
grape-0.3.2	lib/grape/formatter/serializable_hash.rb
grape-0.3.1	lib/grape/formatter/serializable_hash.rb
grape-0.3.0	lib/grape/formatter/serializable_hash.rb
grape-0.2.6	lib/grape/formatter/serializable_hash.rb
grape-0.2.5	lib/grape/formatter/serializable_hash.rb
grape-0.2.4	lib/grape/formatter/serializable_hash.rb
grape-0.2.3	lib/grape/formatter/serializable_hash.rb