Class: Postdoc::ChromeProcess

Inherits:
Object
  • Object
show all
Defined in:
lib/postdoc/chrome_process.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(port: Random.rand(65_535 - 1024), **_options) ⇒ ChromeProcess

Returns a new instance of ChromeProcess.



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# File 'lib/postdoc/chrome_process.rb', line 7

def initialize(port: Random.rand(65_535 - 1024), **_options)
  @port = port
  @pid = Process.spawn "chrome --remote-debugging-port=#{port} --headless",
      out: File::NULL, err: File::NULL
end

Instance Attribute Details

#pid ⇒ Object (readonly)

Returns the value of attribute pid.



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# File 'lib/postdoc/chrome_process.rb', line 5

def pid
  @pid
end

#port ⇒ Object (readonly)

Returns the value of attribute port.



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# File 'lib/postdoc/chrome_process.rb', line 5

def port
  @port
end

Instance Method Details

#alive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/postdoc/chrome_process.rb', line 13

def alive?
  @alive ||= test_socket!
rescue Errno::ECONNREFUSED
  false
end

#client ⇒ Object 



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# File 'lib/postdoc/chrome_process.rb', line 26

def client
  Client.new port
end

#kill ⇒ Object 



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# File 'lib/postdoc/chrome_process.rb', line 19

def kill
  Process.kill 'INT', pid
  Process.wait pid
rescue
  true
end