fix: fix the default value of props

src/layouts/default/header/components/user-dropdown/index.vue

@@ -156,7 +156,7 @@
       &:hover {
         background-color: @header-light-bg-hover-color;
       }
-      
+
       .@{prefix-cls}__name {
         color: @text-color-base;
       }

src/layouts/default/setting/components/InputNumberItem.vue

@@ -23,7 +23,6 @@
     props: {
       event: {
         type: Number as PropType<HandlerEnum>,
-        default: () => {},
       },
       title: {
         type: String,

src/layouts/default/setting/components/SelectItem.vue

@@ -25,7 +25,6 @@
     props: {
       event: {
         type: Number as PropType<HandlerEnum>,
-        default: () => {},
       },
       disabled: {
         type: Boolean,

src/layouts/default/setting/components/SwitchItem.vue

@@ -25,7 +25,6 @@
     props: {
       event: {
         type: Number as PropType<HandlerEnum>,
-        default: () => {},
       },
       disabled: {
         type: Boolean,

src/layouts/default/setting/components/ThemeColorPicker.vue

@@ -35,7 +35,6 @@
       },
       event: {
         type: Number as PropType<HandlerEnum>,
-        default: () => {},
       },
       def: {
         type: String,

src/layouts/default/setting/components/TypePicker.vue

@@ -35,7 +35,7 @@
       },
       handler: {
         type: Function as PropType<Fn>,
-        default: () => {},
+        default: () => ({}),
       },
       def: {
         type: String,