code: def consume_token(self, tokens, index, tokens_len):
          
          finished = False
  
          if tokens[index].line > self.line:
              finished = True
              end = index
          elif index == tokens_len - 1:
              finished = True
              end = index + 1
  
          if finished:
              pasted_together_contents = ""
              for i in range(self.begin, end):
                  pasted_together_contents += tokens[i].content
  
              replacement = [Token(type=TokenType.Comment,
                                   content=pasted_together_contents,
                                   line=tokens[self.begin].line,
                                   col=tokens[self.begin].col)]
  
              tokens = _replace_token_range(tokens,
                                            self.begin,
                                            end,
                                            replacement)
  
              return (self.begin, len(tokens), tokens)
docs: Consume a token.
  
          Returns a tuple of (tokens, tokens_len, index) when consumption is
          completed and tokens have been merged together.