初始化（包含登录模块）

wxcomponents/vant/mixins/link.js

@@ -0,0 +1,17 @@
+export const link = Behavior({
+    properties: {
+        url: String,
+        linkType: {
+            type: String,
+            value: 'navigateTo'
+        }
+    },
+    methods: {
+        jumpLink(urlKey = 'url') {
+            const url = this.data[urlKey];
+            if (url) {
+                wx[this.data.linkType]({ url });
+            }
+        }
+    }
+});