添加6401 token 过期状态

pkg/jwtauth/jwtauth.go

@@ -391,7 +391,7 @@ func (mw *GinJWTMiddleware) middlewareImpl(c *gin.Context) {
 		return
 	}
 	if int64(claims["exp"].(float64)) < mw.TimeFunc().Unix() {
-		mw.unauthorized(c, http.StatusUnauthorized, mw.HTTPStatusMessageFunc(ErrExpiredToken, c))
+		mw.unauthorized(c, 6401, mw.HTTPStatusMessageFunc(ErrExpiredToken, c))
 		return
 	}
 
@@ -680,8 +680,6 @@ func (mw *GinJWTMiddleware) ParseToken(c *gin.Context) (*jwt.Token, error) {
 		if mw.usingPublicKeyAlgo() {
 			return mw.pubKey, nil
 		}
-
-		// save token string if vaild
 		c.Set("JWT_TOKEN", token)
 
 		return mw.Key, nil