Class: Flatware::Sink::Signal

Inherits:
Object
  • Object
show all
Defined in:
lib/flatware/sink/signal.rb

Defined Under Namespace

Classes: Message

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(formatter, &on_interrupt) ⇒ Signal

Returns a new instance of Signal.



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# File 'lib/flatware/sink/signal.rb', line 8

def initialize(formatter, &on_interrupt)
  @formatter = formatter
  Thread.main[:signals] = Queue.new

  @on_interrupt = on_interrupt
end

Instance Attribute Details

#formatter ⇒ Object (readonly)

Returns the value of attribute formatter.



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# File 'lib/flatware/sink/signal.rb', line 6

def formatter
  @formatter
end

Class Method Details

.listen(formatter, &block) ⇒ Object 



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# File 'lib/flatware/sink/signal.rb', line 26

def self.listen(formatter, &block)
  new(formatter, &block).listen
end

Instance Method Details

#listen ⇒ Object 



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# File 'lib/flatware/sink/signal.rb', line 15

def listen
  Thread.new(&method(:handle_signals))

  ::Signal.trap('INT') { signals << :int }
  ::Signal.trap('CLD') do
    signals << :cld if child_failed?
  end

  self
end