Class: Appsignal::Rack::EnumerableBodyWrapper Private

Inherits:
BodyWrapper show all
Defined in:
lib/appsignal/rack/body_wrapper.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

The standard Rack body wrapper which exposes “each” for iterating over the response body. This is supported across all 3 major Rack versions.

Direct Known Subclasses

ArrayableBodyWrapper, PathableBodyWrapper

Constant Summary

Constants inherited from BodyWrapper

BodyWrapper::IGNORED_ERRORS

Instance Method Summary collapse

Methods inherited from BodyWrapper

#close, #initialize, #method_missing, #respond_to_missing?, wrap

Constructor Details

This class inherits a constructor from Appsignal::Rack::BodyWrapper

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Appsignal::Rack::BodyWrapper

Instance Method Details

#each(&blk) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/appsignal/rack/body_wrapper.rb', line 96

def each(&blk)
  # This is a workaround for the Rails bug when there was a bit too much
  # eagerness in implementing to_ary, see:
  # https://github.com/rails/rails/pull/44953
  # https://github.com/rails/rails/pull/47092
  # https://github.com/rails/rails/pull/49627
  # https://github.com/rails/rails/issues/49588
  # While the Rack SPEC does not mandate `each` to be callable
  # in a blockless way it is still a good idea to have it in place.
  return enum_for(:each) unless block_given?

  Appsignal.instrument("process_response_body.rack", "Process Rack response body (#each)") do
    @body.each(&blk)
  end
rescue *IGNORED_ERRORS # Do not report
  raise
rescue Exception => error # rubocop:disable Lint/RescueException
  appsignal_report_error(error)
  raise error
end