Module: NanoService::Base::ClassMethods

Defined in:
lib/nano-service/base.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args, &block) ⇒ Object 



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# File 'lib/nano-service/base.rb', line 24

def method_missing(method_name, *args, &block)
  if instance_methods.include?(method_name)
    begin
      caller_object.send(method_name, *args)
    rescue Exception => e
      handle_exception(e)
    end
  else
    super
  end
end

Instance Method Details

#caller_object ⇒ Object 



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# File 'lib/nano-service/base.rb', line 20

def caller_object
  @caller_object ||= Class.new.extend(self)
end

#handle_exception(e) ⇒ Object 



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# File 'lib/nano-service/base.rb', line 36

def handle_exception(e)
  log_error(e)

  case e
  when ActiveRecord::RecordNotFound
    raise RecordNotFound, e.message
  when ActiveRecord::RecordInvalid
    raise RecordInvalid.new("#{e.record.class.name} #{e.message}", e.record.errors)
  when ActiveRecord::RecordNotSaved
    raise RecordNotSaved.new("#{e.record.class.name} #{e.message}", e.record.errors)
  when URI::BadURIError
    raise e.message.include?('gid') ? InvalidGlobalID.new(e.message) : e
  when URI::GID::MissingModelIdError
    raise InvalidGlobalID, e.message
  else
    raise e
  end
end

#log_error(e, msg = nil) ⇒ Object 



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# File 'lib/nano-service/base.rb', line 55

def log_error(e, msg = nil)
  logger.error "[#{@namespace}] #{msg}: #{e.message}"
end

#logger ⇒ Object 



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# File 'lib/nano-service/base.rb', line 59

def logger
  @logger ||= defined?(Rails) ? Rails.logger : Logger.new(STDOUT)
end

#logger=(logger) ⇒ Object 



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# File 'lib/nano-service/base.rb', line 63

def logger=(logger)
  @logger = logger
end