anchor.diff:      token TOKC: "C"
       token TOKCASE: "case"
       token TOKCF: "CF"
  -    token TOKCLK: "CLK"
       token TOKCLOCKED_BY: "clocked_by"
       token TOKDEFAULT: "default"
       token TOKDEFAULT_CLOCK: "default_clock"
  
positive.code:     #option:      "context-insensitive-scanner"
  
      token ENDTOKEN: " "
      token TOKLPARENSTAR: " (*"
      token LPAREN: "("
      token RPAREN: ")"
      token TOKAMPERAMPERAMPER: "&&&"
  
negative.code:     token EQEQ: "=="
      token EQUAL: "="
      token STARSTAR: "**"
      token STAR: "*"
      token TOKNOTEQUAL: "!="
      token TOKEXCLAIM: "!"
  