Class: Polipus::SignalHandler

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/polipus/signal_handler.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SignalHandler

Returns a new instance of SignalHandler.


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# File 'lib/polipus/signal_handler.rb', line 9

def initialize
  self.terminated = false
  self.enabled = false
end

Instance Attribute Details

#enabled ⇒ Object

Returns the value of attribute enabled


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# File 'lib/polipus/signal_handler.rb', line 7

def enabled
  @enabled
end

#terminated ⇒ Object

Returns the value of attribute terminated


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# File 'lib/polipus/signal_handler.rb', line 6

def terminated
  @terminated
end

Class Method Details

.disable ⇒ Object 


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# File 'lib/polipus/signal_handler.rb', line 26

def self.disable
  instance.enabled = false
end

.enable ⇒ Object 


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# File 'lib/polipus/signal_handler.rb', line 14

def self.enable
  trap(:INT)  do
    exit unless self.enabled?
    terminate
  end
  trap(:TERM) do
    exit unless self.enabled?
    terminate
  end
  instance.enabled = true
end

.enabled? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'lib/polipus/signal_handler.rb', line 38

def self.enabled?
  instance.enabled
end

.terminate ⇒ Object 


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# File 'lib/polipus/signal_handler.rb', line 30

def self.terminate
  instance.terminated = true
end

.terminated? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'lib/polipus/signal_handler.rb', line 34

def self.terminated?
  instance.terminated
end