StringScanner
 
               # File csv/parser.rb, line 26
def each_line(row_separator)
  position = pos
  rest.each_line(row_separator) do |line|
    position += line.bytesize
    self.pos = position
    yield(line)
  end
end
             
             
               # File csv/parser.rb, line 44
def keep_back
  self.pos = @keeps.pop
end