FUNCTION FN_HANDLE()
   LOCAL oM := FN_REQUIRE( "/Users/charleskwon/fivenode/fivenode/fivenode/napi/test/errmod" )
   LOCAL aRes := {}
   LOCAL oErr
   IF ! HB_ISOBJECT( oM )
      RETURN hb_jsonEncode( { "err" => FN_LASTERROR() } )
   ENDIF

   // 1) 없는 method  (미등록 → VM 오류, 이제 오류 객체로 잡힘)
   BEGIN SEQUENCE
      oM:nosuchmethod()
   RECOVER USING oErr
      AADD( aRes, "1 missing_method: " + ErrInfo( oErr ) )
   END SEQUENCE

   // 2) 없는 data 읽기
   BEGIN SEQUENCE
      oM:__get__( "nope" )
   RECOVER USING oErr
      AADD( aRes, "2 missing_read: " + ErrInfo( oErr ) )
   END SEQUENCE

   // 3) protected(getter-only) 쓰기
   BEGIN SEQUENCE
      oM:__set__( "readonly", 99 )
   RECOVER USING oErr
      AADD( aRes, "3 protected_write: " + ErrInfo( oErr ) )
   END SEQUENCE

   // 3b) 없는 data 쓰기
   BEGIN SEQUENCE
      oM:__set__( "nope", 1 )
   RECOVER USING oErr
      AADD( aRes, "3b missing_write: " + ErrInfo( oErr ) )
   END SEQUENCE

   // 4) type 틀림 / throw  (boom 은 등록된 메서드 → 브리지 경유)
   BEGIN SEQUENCE
      oM:boom()
   RECOVER USING oErr
      AADD( aRes, "4 type_error: " + ErrInfo( oErr ) )
   END SEQUENCE

   // 정상 read/write
   AADD( aRes, "ok_read: " + hb_CStr( oM:__get__( "name" ) ) )
   oM:__set__( "name", "changed" )
   AADD( aRes, "ok_write: " + hb_CStr( oM:__get__( "name" ) ) )

   RETURN hb_jsonEncode( { ;
      "status"  => 200, ;
      "headers" => { "Content-Type" => "application/json" }, ;
      "body"    => hb_jsonEncode( aRes ) ;
   } )

STATIC FUNCTION ErrInfo( oErr )
   IF HB_ISOBJECT( oErr )
      RETURN oErr:Description + " [op=" + hb_CStr( oErr:Operation ) + " gc=" + hb_ntos( oErr:GenCode ) + "]"
   ENDIF
   RETURN "NON-OBJECT: " + hb_CStr( oErr )