初始化（包含登录模块）

wxcomponents/vant/loading/index.js

@@ -0,0 +1,32 @@
+import { VantComponent } from '../common/component';
+import { addUnit } from '../common/utils';
+VantComponent({
+    props: {
+        color: String,
+        vertical: Boolean,
+        type: {
+            type: String,
+            value: 'circular'
+        },
+        size: {
+            type: String,
+            observer: 'setSizeWithUnit'
+        },
+        textSize: {
+            type: String,
+            observer: 'setTextSizeWithUnit'
+        }
+    },
+    methods: {
+        setSizeWithUnit(size) {
+            this.setData({
+                sizeWithUnit: addUnit(size)
+            });
+        },
+        setTextSizeWithUnit(size) {
+            this.set({
+                textSizeWithUnit: addUnit(size)
+            });
+        }
+    }
+});