text: /*
  comment
  */
  
  REM comment;
  REM comment
  statement;
  
  <*
  comment
  *>
  
  <*
  <*
  comment
  *>
  *>
  
  /+
  comment
  +/
  
  ----------------------------------------------------
  
  [
  	["comment", "/*\ncomment\n*/"],
  	["comment", "REM comment;"],
  	["comment", "REM comment\nstatement;"],
  	["comment", "<*\ncomment\n*>"],
  	["comment", "<*\n<*\ncomment\n*>\n*>"],
  	["comment", "/+\ncomment\n+/"]
  ]
  
  ----------------------------------------------------
  
  Checks for comments.
  