Class: Gekko::Tape

Inherits:
Object
  • Object
show all
Defined in:
lib/gekko/tape.rb

Overview

Records the trading engine messages sequentially

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logger = nil) ⇒ Tape

Returns a new instance of Tape.



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# File 'lib/gekko/tape.rb', line 10

def initialize(logger = nil)
  @events = []
  @logger = logger
end

Instance Attribute Details

#events ⇒ Object

Returns the value of attribute events.



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# File 'lib/gekko/tape.rb', line 8

def events
  @events
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/gekko/tape.rb', line 8

def logger
  @logger
end

Instance Method Details

#<<(message) ⇒ Object

Prints a message on the tape

Parameters:

  • message (Hash) —

    The message to record



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# File 'lib/gekko/tape.rb', line 20

def <<(message)
  message[:sequence] = events.length
  logger && logger.info(message)
  events << message
end