Module: Chronicle::ETL::Loaders::Helpers::StdoutHelper

Included in:
CSVLoader, JSONLoader
Defined in:
lib/chronicle/etl/loaders/helpers/stdout_helper.rb

Instance Method Summary collapse

Instance Method Details

#create_stdout_temp_file ⇒ Object 



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# File 'lib/chronicle/etl/loaders/helpers/stdout_helper.rb', line 18

def create_stdout_temp_file
  file = Tempfile.new('chronicle-stdout')
  file.unlink
  file
end

#output_to_stdout? ⇒ Boolean

TODO: let users use "stdout" as an option for the output setting Assume we're using stdout if no output is specified

Returns:

  • (Boolean) 


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# File 'lib/chronicle/etl/loaders/helpers/stdout_helper.rb', line 14

def output_to_stdout?
  !@config.output
end

#write_to_stdout(output) ⇒ Object 



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# File 'lib/chronicle/etl/loaders/helpers/stdout_helper.rb', line 29

def write_to_stdout(output)
  # We .dup because rspec overwrites $stdout (in helper #capture) to
  # capture output.
  stdout = $stdout.dup
  stdout.write(output)
  stdout.flush
end

#write_to_stdout_from_temp_file(file) ⇒ Object 



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# File 'lib/chronicle/etl/loaders/helpers/stdout_helper.rb', line 24

def write_to_stdout_from_temp_file(file)
  file.rewind
  write_to_stdout(file.read)
end