anchor.diff:      token TOKFUNCTION: "function"
       token TOKIF: "if"
       token TOKIMPORT: "import"
  -    token TOKIN: "in"
  +    #token TOKIN: "in"
       token TOKINPUT_CLOCK: "input_clock"
       token TOKINPUT_RESET: "input_reset"
       token TOKINSTANCE: "instance"
  
positive.code:     #option:      "context-insensitive-scanner"
  
      token ENDTOKEN: " "
      token TOKLPARENSTAR: " (*"
      token LPAREN: "("
      token RPAREN: ")"
      token TOKAMPERAMPERAMPER: "&&&"
  
negative.code:     token TOKC: "C"
      token TOKCASE: "case"
      token TOKCF: "CF"
      token TOKCLOCKED_BY: "clocked_by"
      token TOKDEFAULT: "default"
      token TOKDEFAULT_CLOCK: "default_clock"
  