处理json引用过晚

src/utils/http-helper.js

@@ -73,13 +73,15 @@ export function parseObject(response, middleware, { num2str = false, bool2str =
       const mapValue = _.curry(mapObj)(_, mapArr);
       if (contentType.indexOf('json') !== -1) {
         return response.json()
-          .then(json => (middleware ? middleware(json) : json))
-          .then((data) => {
-            let out = data;
+          .then((json) => {
+            let out = json;
             if (_.isObjectLike(out)) {
               out = new Resolver(out).resolve();
             }
-            return needMap ? mapValue(out) : out;
+            return middleware ? middleware(out) : out;
+          })
+          .then((data) => {
+            return needMap ? mapValue(data) : data;
           });
       } else if (contentType.indexOf('xml') !== -1) {
         return response.text()
@@ -87,17 +89,18 @@ export function parseObject(response, middleware, { num2str = false, bool2str =
             return require.ensure([], (require) => {
               const { parseString } = require('xml2js');
               const options = {};
-              const json = JSON.parse(parseString(text, options));
-              return json;
+              return JSON.parse(parseString(text, options));
             });
           })
-          .then((json => (middleware ? middleware(json) : json)))
-          .then((data) => {
-            let out = data;
+          .then((json) => {
+            let out = json;
             if (_.isObjectLike(out)) {
               out = new Resolver(out).resolve();
             }
-            return needMap ? mapValue(out) : out;
+            return middleware ? middleware(out) : out;
+          })
+          .then((data) => {
+            return needMap ? mapValue(data) : data;
           });
       } else if (contentType.indexOf('text') !== -1) {
         return response.text();