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Class: ActionView::StreamingTemplateRenderer::Body

Do not use. This class is for internal use only.
Relationships & Source Files
Inherits: Object
Defined in: actionview/lib/action_view/renderer/streaming_template_renderer.rb

Overview

A valid Rack::Body (i.e. it responds to each). It is initialized with a block that, when called, starts rendering the template.

Class Method Summary

Instance Method Summary

Constructor Details

.new(&start) ⇒ Body

[ GitHub ] 

  


# File 'actionview/lib/action_view/renderer/streaming_template_renderer.rb', line 13



def initialize(&start)
  @start = start
end


  







Instance Method Details



  

    #body  
  



  

    

Returns the complete body as a string.


  



  [ GitHub ]


  

  


# File 'actionview/lib/action_view/renderer/streaming_template_renderer.rb', line 28



def body
  buffer = String.new
  each { |part| buffer << part }
  buffer
end


  








  

    #each(&block)  
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/renderer/streaming_template_renderer.rb', line 17



def each(&block)
  begin
    @start.call(block)
  rescue => error
    log_error(error)
    block.call ActionView::Base.streaming_completion_on_exception
  end
  self
end


  








  

    #log_error(error)   (private)
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/renderer/streaming_template_renderer.rb', line 35



def log_error(error)
  if ActiveSupport.error_reporter
    ActiveSupport.error_reporter.report(error)
  elsif logger = ActionView::Base.logger
    message = +"\n#{error.class} (#{error.message}):\n"
    message << error.annotated_source_code.to_s if error.respond_to?(:annotated_source_code)
    message << "  " << error.backtrace.join("\n  ")
    logger.fatal("#{message}\n\n")
  end
end