Class: Committee::Middleware::ResponseValidation

Inherits:
Base
  • Object
show all
Defined in:
lib/committee/middleware/response_validation.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#call, get_schema

Constructor Details

#initialize(app, options = {}) ⇒ ResponseValidation

Returns a new instance of ResponseValidation.



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# File 'lib/committee/middleware/response_validation.rb', line 8

def initialize(app, options = {})
  super
  @strict = options[:strict]
  @validate_success_only = @schema.validator_option.validate_success_only
  @streaming_content_parsers = options[:streaming_content_parsers] || {}
end

Instance Attribute Details

#validate_success_only ⇒ Object (readonly)

Returns the value of attribute validate_success_only.



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# File 'lib/committee/middleware/response_validation.rb', line 6

def validate_success_only
  @validate_success_only
end

Class Method Details

.validate?(status, validate_success_only) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/committee/middleware/response_validation.rb', line 50

def validate?(status, validate_success_only)
  case status
  when 204
    false
  when 200..299
    true
  when 304
    false
  else
    !validate_success_only
  end
end

Instance Method Details

#handle(request) ⇒ Object 



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# File 'lib/committee/middleware/response_validation.rb', line 15

def handle(request)
  status, headers, response = @app.call(request.env)

  streaming_content_parser = retrieve_streaming_content_parser(headers)

  if streaming_content_parser
    response = Rack::BodyProxy.new(response) do
      begin
        validate(request, status, headers, response, streaming_content_parser)
      rescue => e
        handle_exception(e, request.env)

        raise e if @raise
      end
    end
  else
    begin
      validate(request, status, headers, response)
    rescue Committee::InvalidResponse
      handle_exception($!, request.env)

      raise if @raise
      return @error_class.new(500, :invalid_response, $!.message).render unless @ignore_error
    rescue JSON::ParserError
      handle_exception($!, request.env)

      raise Committee::InvalidResponse if @raise
      return @error_class.new(500, :invalid_response, "Response wasn't valid JSON.").render unless @ignore_error
    end
  end

  [status, headers, response]
end