code clean

src/utils/http-helper.js

@@ -75,9 +75,9 @@ export function parseObject(response, { num2str = false, bool2str = false, nul2s
         return response.json()
           .then((json) => {
             if (json.errorCode === 0) {
-              let data = json.data;
+              let { data } = json;
               if (_.isObjectLike(data)) {
-                data = new Resolver(json.data).resolve();
+                data = new Resolver(data).resolve();
               }
               return needMap ? mapValue(data) : data;
             } else {