Module: Kybus::Server::Response

Extended by:
DRY::ResourceInjector
Includes:
Exceptions
Defined in:
lib/kybus/server/response.rb

Overview

This module provides a function to wrap lambdas arround grape/sinatra You can mount this module as helper in your application and wrap the block with the method ‘process_request`

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Class Attribute Details

.format ⇒ Object (readonly)

Returns the value of attribute format.



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# File 'lib/kybus/server/response.rb', line 18

def format
  @format
end

.logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/kybus/server/response.rb', line 18

def logger
  @logger
end

Class Method Details

.configure_defaults! ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 32

def configure_defaults!
  recover_from!(Exceptions::KybusSuccess, :success)
  recover_from!(Exceptions::KybusFail, :fail)
  recover_from!(Exceptions::KybusError, :error)
  register(:loggers, :cute_logger, Server::Logger.new)
  register(:formats, :jsend, Server::Format.new)
  log_mode(:cute_logger)
  format_mode(:jsend)
end

.format_mode(mode) ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 24

def format_mode(mode)
  @format = resource(:formats, mode)
end

.log_mode(mode) ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 20

def log_mode(mode)
  @logger = resource(:loggers, mode)
end

.recover_from!(exception_class, level) ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 28

def recover_from!(exception_class, level)
  register(:exceptions, exception_class, level)
end

Instance Method Details

#exception_handler(exception) ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 43

def exception_handler(exception)
  Server::Response.resources(:exceptions).each do |klass, recover|
    return recover if exception.is_a?(klass)
  end
  exception.is_a?(StandardError) ? :fatal : nil
end

#handle(resolver, data) ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 50

def handle(resolver, data)
  if resolver
    Server::Response.logger.send(resolver, data)
    Server::Response.format.send(resolver, data)
  else
    Server::Response.logger.fatal(data)
    raise(data.exception)
  end
end

#process_request ⇒ Object 



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# File 'lib/kybus/server/response.rb', line 60

def process_request
  params[:__init_time] = Time.now
  data = RequestResponse.new(request:, params:)
  resolver = :success
  Server::Response.logger.access(data)
  begin
    raise(KybusError, 'No implementation given') unless block_given?

    data.result = yield
    # rubocop: disable Lint/RescueException
  rescue Exception => e
    # rubocop: enable Lint/RescueException
    data.exception = e
    resolver = exception_handler(e)
  end
  handle(resolver, data)
end