style: fix some style

src/utils/storage/index.ts

@@ -1,42 +1,46 @@
 interface ProxyStorage {
-  getItem(key: string): any
-  setItem(Key: string, value: string): void
-  removeItem(key: string): void
+  getItem(key: string): any;
+  setItem(Key: string, value: string): void;
+  removeItem(key: string): void;
+  clear(): void;
 }
 
 //sessionStorage operate
 class sessionStorageProxy implements ProxyStorage {
-
-  protected storage: ProxyStorage
+  protected storage: ProxyStorage;
 
   constructor(storageModel: ProxyStorage) {
-    this.storage = storageModel
+    this.storage = storageModel;
   }
 
-  // 存 
+  // 存
   public setItem(key: string, value: any): void {
-    this.storage.setItem(key, JSON.stringify(value))
+    this.storage.setItem(key, JSON.stringify(value));
   }
 
   // 取
   public getItem(key: string): any {
-    return JSON.parse(this.storage.getItem(key)) || null
+    return JSON.parse(this.storage.getItem(key)) || null;
   }
 
   // 删
   public removeItem(key: string): void {
-    this.storage.removeItem(key)
+    this.storage.removeItem(key);
   }
 
+  // 清空
+  public clear(): void {
+    this.storage.clear();
+  }
 }
 
 //localStorage operate
 class localStorageProxy extends sessionStorageProxy implements ProxyStorage {
   constructor(localStorage: ProxyStorage) {
-    super(localStorage)
+    super(localStorage);
   }
 }
 
-export const storageSession = new sessionStorageProxy(sessionStorage)
+export const storageSession = new sessionStorageProxy(sessionStorage);
 
-export const storageLocal = new localStorageProxy(localStorage)
+export const storageLocal = new localStorageProxy(localStorage);