Class: Mutant::Parallel::Connection::Reader Private

Inherits:
Object
  • Object
show all
Defined in:
lib/mutant/parallel/connection.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Reader

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of Reader.



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# File 'lib/mutant/parallel/connection.rb', line 31

def initialize(*)
  super

  @buffer  = +''
  @log     = +''

  # Array of size max 1 as surrogate for
  # terrible default nil ivars.
  @errors  = []
  @lengths = []
  @results = []
end

Instance Attribute Details

#log ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/mutant/parallel/connection.rb', line 21

def log
  @log
end

Class Method Details

.read_response(job:, **attributes) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/mutant/parallel/connection.rb', line 44

def self.read_response(job:, **attributes)
  reader = new(**attributes).read_till_final

  Response.new(
    error:  reader.error,
    job:,
    log:    reader.log,
    result: reader.result
  )
end

Instance Method Details

#error ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/mutant/parallel/connection.rb', line 23

def error
  Util.max_one(@errors)
end

#read_till_final ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

rubocop:disable Metrics/MethodLength



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# File 'lib/mutant/parallel/connection.rb', line 56

def read_till_final
  readers = [response_reader, log_reader]

  until !@results.empty? || error
    status = deadline.status

    break timeout unless status.ok?

    reads, _others = io.select(readers, nil, nil, status.time_left)

    break timeout unless reads

    reads.each do |ready|
      if ready.equal?(response_reader)
        advance_result
      else
        advance_log
      end
    end
  end

  self
end

#result ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/mutant/parallel/connection.rb', line 27

def result
  Util.max_one(@results)
end