[improvement] Functional components be just functions (#2735)

packages/switch/shared.ts

@@ -0,0 +1,23 @@
+/**
+ * Common Switch Props
+ */
+
+export const switchProps = {
+  value: null,
+  loading: Boolean,
+  disabled: Boolean,
+  activeColor: String,
+  inactiveColor: String,
+  activeValue: {
+    type: null,
+    default: true
+  },
+  inactiveValue: {
+    type: null,
+    default: false
+  },
+  size: {
+    type: String,
+    default: '30px'
+  }
+};