fix(pack): 修复警告输出报错

Author: yuhaoju

lib/models/Project.js

@@ -342,7 +342,7 @@ var Project = function () {
                         }
                         if (statsInfo.warnings.length > 0) {
                             statsInfo.warnings.map(function (warning) {
-                                warn(err.yellow);
+                                warn(warning.yellow);
                                 info();
                             });
                         }
@@ -470,4 +470,4 @@ var Project = function () {
     return Project;
 }();
 
-module.exports = Project;
+module.exports = Project;

src/models/Project.js

@@ -312,7 +312,7 @@ class Project {
                     }
                     if (statsInfo.warnings.length > 0) {
                         statsInfo.warnings.map((warning) => {
-                            warn(err.yellow);
+                            warn(warning.yellow);
                             info();
                         })
                     }