Class: Async::Container::Thread

Inherits:
Channel
  • Object
show all
Defined in:
lib/async/container/thread.rb

Defined Under Namespace

Classes: Exit, Instance, Status

Instance Attribute Summary

Attributes inherited from Channel

#in, #out

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Channel

#close_read, #close_write, #receive

Constructor Details

#initialize(name: nil) ⇒ Thread

Returns a new instance of Thread.



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# File 'lib/async/container/thread.rb', line 93

def initialize(name: nil)
  super()
  
  @status = nil
  
  @thread = yield(self)
  @thread.report_on_exception = false
  @thread.name = name
  
  @waiter = ::Thread.new do
    begin
      @thread.join
    rescue Exit => exit
      finished(exit.error)
    rescue Interrupt
      # Graceful shutdown.
      finished
    rescue Exception => error
      finished(error)
    else
      finished
    end
  end
end

Class Method Details

.fork(**options) ⇒ Object 



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# File 'lib/async/container/thread.rb', line 85

def self.fork(**options)
  self.new(**options) do |thread|
    ::Thread.new do
      yield Instance.for(thread)
    end
  end
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/async/container/thread.rb', line 130

def close
  self.terminate!
  self.wait
ensure
  super
end

#interrupt! ⇒ Object 



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# File 'lib/async/container/thread.rb', line 137

def interrupt!
  @thread.raise(Interrupt)
end

#name ⇒ Object 



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# File 'lib/async/container/thread.rb', line 122

def name
  @thread.name
end

#name=(value) ⇒ Object 



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# File 'lib/async/container/thread.rb', line 118

def name= value
  @thread.name = name
end

#terminate! ⇒ Object 



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# File 'lib/async/container/thread.rb', line 141

def terminate!
  @thread.raise(Terminate)
end

#to_s ⇒ Object 



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# File 'lib/async/container/thread.rb', line 126

def to_s
  "\#<#{self.class} #{@thread.name}>"
end

#wait ⇒ Object 



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# File 'lib/async/container/thread.rb', line 145

def wait
  if @waiter
    @waiter.join
    @waiter = nil
  end
  
  return @status
end