diff --git a/src/assets/api.js b/src/assets/api.js
index fa5c9b7d..28e70586 100644
--- a/src/assets/api.js
+++ b/src/assets/api.js
@@ -14,7 +14,6 @@ if (process.env.NODE_ENV == "production") {
 }
 // export let HOST = host;
 // export let API_URL = api_url;
-
 // export const baseurl = window.baseurl
 
 const upload = (method, url, params, responseType) => {
@@ -48,8 +47,9 @@ const upload = (method, url, params, responseType) => {
               }
             })
             .catch();
-
           break;
+        default:
+          return;
       }
     }
   });
@@ -103,6 +103,8 @@ const derive = (method, url, params, responseType) => {
             })
             .catch();
           break;
+        default:
+          return;
       }
     }
   });
@@ -161,6 +163,8 @@ const getData = (method, url, params, responseType) => {
             .catch();
 
           break;
+        default:
+          return;
       }
     }
   });
@@ -241,6 +245,8 @@ const req = (method, url, params, responseType) => {
             .catch();
 
           break;
+        default:
+          return;
       }
     }
   });