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Class: RSpec::Core::Bisect::Channel Private

Relationships & Source Files
Inherits: Object
Defined in: rspec-core/lib/rspec/core/bisect/utilities.rb

Overview

Wraps a pipe to support sending objects between a child and parent process. Where supported, encoding is explicitly set to ensure binary data is able to pass from child to parent.

Constant Summary

Class Method Summary

Instance Method Summary

Constructor Details

.new ⇒ Channel

[ GitHub ] 

  


# File 'rspec-core/lib/rspec/core/bisect/utilities.rb', line 41



def initialize
  @read_io, @write_io = IO.pipe

  if defined?(MARSHAL_DUMP_ENCODING) && IO.method_defined?(:set_encoding)
    # Ensure the pipe can send any content produced by Marshal.dump
    @write_io.set_encoding MARSHAL_DUMP_ENCODING
  end
end


  







Instance Method Details



  

    #close  
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/bisect/utilities.rb', line 62



def close
  @read_io.close
  @write_io.close
end


  








  

    #receive  
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/bisect/utilities.rb', line 56



def receive
  packet_size = Integer(@read_io.gets)
  Marshal.load(@read_io.read(packet_size))
end


  








  

    #send(message)  
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/bisect/utilities.rb', line 50



def send(message)
  packet = Marshal.dump(message)
  @write_io.write("#{packet.bytesize}\n#{packet}")
end