测试一下

src/store/modules/user.js

@@ -32,7 +32,11 @@ const user = {
   actions: {
     // 外部登陆返回设置token
     setToken({ commit, dispatch }, params) {
-      alert(params)
+      alert('setToken 1', params);
+      if( typeof(params) == 'object') {
+        params = params.join("");
+      }
+      alert('setToken 2', params);
       commit('SET_TOKEN', params);
       localStorage.setItem('couponToken', params);
       setCookie('couponToken', params)