anchor.diff:      | TRY resourceSpecification block (catches)? (finall)?
       ;
   
  -statementExpression
  -    : expression
  -    ;
  -
   catches
       : catchClause (catchClause)*
       ;
  
positive.code:     ;
  
  arguments
      : L_PARENS (expression (COMMA expression)*)? R_PARENS
      ;
  
  superSuffix
  
negative.code: 
  elementValue
      : annotation
      | expression
      | elementValueArrayInitializer
      ;
  
  