Module: HalApi::Controller::Exceptions

Extended by:
ActiveSupport::Concern
Included in:
HalApi::Controller
Defined in:
lib/hal_api/controller/exceptions.rb

Overview

Since we are taking over exception handling, make sure we log exceptions github.com/rails/rails/blob/4-2-stable/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#log_error(env, wrapper) ⇒ Object 



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# File 'lib/hal_api/controller/exceptions.rb', line 40

def log_error(env, wrapper)
  logger = env['action_dispatch.logger'] || self.logger || ActiveSupport::Logger.new($stderr)
  return unless logger

  exception = wrapper.exception

  trace = wrapper.application_trace
  trace = wrapper.framework_trace if trace.empty?

  message = "\n#{exception.class} (#{exception.message}):\n"
  if exception.respond_to?(:annoted_source_code)
    ActiveSupport::Deprecation.silence do
      message << exception.annoted_source_code.to_s
    end
  end
  message << "  " << trace.join("\n  ")
  logger.fatal("#{message}\n\n")
end

#notice_error(error) ⇒ Object 



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# File 'lib/hal_api/controller/exceptions.rb', line 59

def notice_error(error)
  if defined?(::NewRelic::Agent) && ::NewRelic::Agent.respond_to?(:notice_error)
    ::NewRelic::Agent.notice_error(error)
  end
end

#respond_with_error(exception) ⇒ Object 



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# File 'lib/hal_api/controller/exceptions.rb', line 9

def respond_with_error(exception)
  wrapper =
    if HalApi.rails_major_version >= 5
      ::ActionDispatch::ExceptionWrapper.new(ActiveSupport::BacktraceCleaner.new, exception)
    else
      ::ActionDispatch::ExceptionWrapper.new(request.env, exception)
    end

  error =
    if exception.is_a?(HalApi::Errors::ApiError) && exception.status >= 500
      log_error(request.env, wrapper)
      notice_error(exception)
      exception
    elsif exception.is_a?(HalApi::Errors::ApiError)
      exception
    else
      log_error(request.env, wrapper)
      notice_error(exception)
      HalApi::Errors::ApiError.new(exception.message).tap do |e|
        e.set_backtrace(exception.backtrace)
      end
    end

  respond_with(
    error,
    status: error.status,
    location: nil, # for POST requests
    represent_with: HalApi::Errors::Representer
  )
end