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Class: ActiveSupport::EventReporter::LogSubscriber

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
ActionController::LogSubscriber, ActionDispatch::LogSubscriber, ActionMailer::LogSubscriber, ActionView::LogSubscriber, ActiveJob::LogSubscriber, ActiveRecord::LogSubscriber, ActiveStorage::LogSubscriber
Super Chains via Extension / Inclusion / Inheritance
Instance Chain:
self, ::ActiveSupport::ColorizeLogging
Inherits: Object
Defined in: activesupport/lib/active_support/event_reporter/log_subscriber.rb

Constant Summary

::ActiveSupport::ColorizeLogging - Included

BLACK, BLUE, CYAN, GREEN, MAGENTA, MODES, RED, WHITE, YELLOW

Class Attribute Summary

Class Method Summary

Instance Attribute Summary

Instance Method Summary

::ActiveSupport::ColorizeLogging - Included

#color

Set color by using a symbol or one of the defined constants.
#colorize_logging, #debug, #error, #fatal, #info, #mode_from, #unknown, #warn

Class Attribute Details

.log_levels (rw)

This method is for internal use only.
[ GitHub ] 

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 39



class_attribute :log_levels, default: {}.freeze # :nodoc:


  








  

    .log_levels?  ⇒ Boolean  (rw)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 39



class_attribute :log_levels, default: {}.freeze # :nodoc:


  








  

    .logger   (rw)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 20



def logger
  @logger || default_logger
end


  








  

    .logger=(value)   (rw)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 28



attr_writer :logger


  








  

    .namespace   (rw)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 29



attr_accessor :namespace


  







Class Method Details



  

    .default_logger  
  



  

    
  





  
Raises:


    
  
  • 
    (NotImplementedError)
  
    • 





  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 24



def default_logger
  raise NotImplementedError
end


  








  

    .event_log_level(method_name, level)  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 16



def event_log_level(method_name, level)
  self.log_levels = log_levels.merge(method_name.to_s => level).freeze
end


  








  

    .subscription_filter  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 31



def subscription_filter
  prefix = "#{namespace}.".freeze
  proc do |event|
    event[:name].start_with?(prefix)
  end
end


  







Instance Attribute Details



  

    #log_levels   (rw)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 39



class_attribute :log_levels, default: {}.freeze # :nodoc:


  








  

    #log_levels?  ⇒ Boolean  (rw)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 39



class_attribute :log_levels, default: {}.freeze # :nodoc:


  







Instance Method Details



  

    #emit(event)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 41



def emit(event)
  return unless logger
  name = event[:name]
  event_method = name[name.index(".") + 1, name.length]

  public_send(event_method, event) if log_level_satisfied?(event_method)
end


  








  

    #log_level_satisfied?(event_method)  ⇒ Boolean  (private)
  

  

    This method is for internal use only.
  



  

    
  





  


  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 58



def log_level_satisfied?(event_method)
  predicate = LOG_LEVEL_PREDICATES[log_levels[event_method]]
  return false unless predicate

  logger.public_send(predicate)
end


  








  

    #logger  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 49



def logger
  self.class.logger
end


  








  

    #namespace   (private)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/event_reporter/log_subscriber.rb', line 54



def namespace
  self.class.namespace
end