weapp版本升级到1.11.7

"version": "1.11.7"

miniprogram_npm/@vant/weapp/uploader/index.js

@@ -12,9 +12,9 @@ var __assign = (this && this.__assign) || function () {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 var component_1 = require("../common/component");
-var utils_1 = require("./utils");
-var shared_1 = require("./shared");
 var validator_1 = require("../common/validator");
+var shared_1 = require("./shared");
+var utils_1 = require("./utils");
 (0, component_1.VantComponent)({
     props: __assign(__assign(__assign(__assign({ disabled: Boolean, multiple: Boolean, uploadText: String, useBeforeRead: Boolean, afterRead: null, beforeRead: null, previewSize: {
             type: null,
@@ -168,6 +168,8 @@ var validator_1 = require("../common/validator");
             });
         },
         onPreviewFile: function (event) {
+            if (!this.data.previewFile)
+                return;
             var index = event.currentTarget.dataset.index;
             wx.openDocument({
                 filePath: this.data.lists[index].url,