module Asciidoctor::Writer

def write output, target

Returns nothing

target - The String file name or stream object to which the output should be written.
output - The output String to write

Public: Writes the output to the specified target file name or stream. 
def write output, target
  if target.respond_to? :write
    # ensure there's a trailing newline to be nice to terminals
    target.write output.chomp + LF
  else
    # QUESTION shouldn't we ensure a trailing newline here too?
    ::File.write target, output, mode: FILE_WRITE_MODE
  end
  nil
end