Class: GrpcKit::Transport::Packable::Unpacker

Inherits:
Object
  • Object
show all
Defined in:
lib/grpc_kit/transport/packable.rb

Constant Summary collapse

METADATA_SIZE =

Compressed bytes(1 Byte) + length bytes(4 Bytes)

5

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Unpacker

Returns a new instance of Unpacker.



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# File 'lib/grpc_kit/transport/packable.rb', line 34

def initialize
  @i = 0
  @data = nil
end

Instance Method Details

#feed(data) ⇒ Object 



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# File 'lib/grpc_kit/transport/packable.rb', line 43

def feed(data)
  if @data
    @data << data
  else
    @data = data
  end
end

#read ⇒ Object 



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# File 'lib/grpc_kit/transport/packable.rb', line 51

def read
  metadata = @data.slice!(0, METADATA_SIZE)
  c, size = metadata.unpack('CN')
  # TODO: more efficient code
  data = @data.slice!(0, size)
  [c != 0, size, data]
end

#readable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/grpc_kit/transport/packable.rb', line 39

def readable?
  @data && !@data.empty?
end