anchor.diff:    (ctp-arg-test :word-symbol-start-chars         word-symbol-start-chars         "the alphabet")
     (ctp-arg-test :word-symbol-continue-chars      word-symbol-continue-chars      "the alphabet, digits, and underbar")
   
  -  (ctp-arg-test :non-word-symbol-start-chars     non-word-symbol-start-chars     "some chars like !@#$^&*~+-=|<>?/.")
  -  (ctp-arg-test :non-word-symbol-continue-chars  non-word-symbol-continue-chars  "some chars like !@#$^&*~+-=|<>?/.")
  +  (ctp-arg-test :non-word-symbol-start-chars     non-word-symbol-start-chars     "some chars like !@$^&*~+-=|<>?/.")
  +  (ctp-arg-test :non-word-symbol-continue-chars  non-word-symbol-continue-chars  "some chars like !@$^&*~+-=|<>?/.")
   
     (ctp-arg-test :number-start-chars              number-start-chars              "the digits, plus, minus, and maybe dot and/or slash")
     (ctp-arg-test :number-continue-chars           number-continue-chars           "the digits, and maybe dot and/or slash")
  
positive.code:     (assign-tokenizer-codes non-word-symbol-table number-continue-chars          +number-continue-code+)
      (assign-tokenizer-codes non-word-symbol-table word-symbol-continue-chars     +word-symbol-continue-code+)
      ;; codes that are legal after a non-word symbol is started:
      (assign-tokenizer-codes non-word-symbol-table word-symbol-start-chars        +word-symbol-start-code+)
      (assign-tokenizer-codes non-word-symbol-table number-start-chars             +number-start-code+) ; proably survive as final code 
      (assign-tokenizer-code  non-word-symbol-table string-quote-char              +string-quote-code+)
  
negative.code: 	  (#.+word-symbol-start-code+        (go terminate-word-symbol-with-start-word-symbol))
  	  (#.+number-start-code+             (go terminate-word-symbol-with-start-number))
  	  (#.+string-quote-code+             (go terminate-word-symbol-with-start-string))
            (#.+char-literal-start-code+       (go terminate-word-symbol-with-start-char-literal)) 
  	  ;; weird
  	  (#.+non-word-symbol-continue-code+ (go terminate-word-symbol-with-continue-non-word-symbol))
  	  (#.+number-continue-code+          (go terminate-word-symbol-with-continue-number)) 
  