Module: Digest::Instance

Defined in:
lib/gorge/digest/instance.rb

Instance Method Summary collapse

Instance Method Details

#io(io_like) ⇒ self

Updates the Digest using the entire contents of the given IO-like, and returns the Digest. Before reading, saves the current position of the IO-like, and seeks to the beginning. After reading, seeks back to the saved position.

Parameters:

  • io_like (IO, StringIO, IO-like)

Returns:

  • (self)

See Also:



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# File 'lib/gorge/digest/instance.rb', line 12

def io(io_like)
  pos = io_like.pos # save position
  io_like.seek(0)

  buffer = +""
  while io_like.read(16384, buffer)
    self.update(buffer)
  end

  io_like.seek(pos) # restore position

  self
end