anchor.diff:        typeName typeParameters?
         caseTypes? metatypes? satisfiedTypes?
         typeConstraints?
  -      (interfaceBody | typeSpecifier semi)
  +      (interfaceBody | typeSpecifier ';'!)
       ;
   
   interfaceBody
  
positive.code:     ;
  
  voidMethodDeclaration
      : VOID_MODIFIER memberName methodParameters (block | specifier? semi)
      -> ^(METHOD_DECLARATION VOID_MODIFIER memberName methodParameters block? specifier?)
      
      ;
  
negative.code:     ;
      
  doWhile
      : doBlock ';'
      -> ^(DO_WHILE_STATEMENT doBlock)
      ;
  
  