precedingComments property
      
      CommentToken?
      get
      precedingComments
      
    
    
Return the first comment in the list of comments that precede this token,
or null if there are no comments preceding this token. Additional
comments can be reached by following the token stream using next until
null is returned.
For example, if the original contents were /* one */ /* two */ id, then
the first preceding comment token will have a lexeme of /* one */ and
the next comment token will have a lexeme of /* two */.
Implementation
* the first preceding comment token will have a lexeme of `/* one */` and
 * the next comment token will have a lexeme of `/* two */`.
 */
CommentToken? get precedingComments;