- SyncStoresCategory

- TaskError for json output.

business/jxutils/tasksch/task.go

@@ -43,6 +43,20 @@ type ITask interface {
 	json.Marshaler
 }
 
+type TaskError struct {
+	error
+}
+
+func (t *TaskError) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Error())
+}
+
+func NewTaskError(err error) *TaskError {
+	return &TaskError{
+		err,
+	}
+}
+
 type BaseTask struct {
 	Name                string    `json:"name"`
 	ID                  string    `json:"id"`
@@ -61,10 +75,11 @@ type BaseTask struct {
 	FailedJobCount      int       `json:"failedJobCount"`
 	Status              int       `json:"status"`
 
-	Result        []interface{} `json:"result"`
-	Err           error         `json:"err"`
-	Children      TaskList      `json:"children"`
-	DetailErrList []error       `json:"detailErrList"`
+	Result   []interface{} `json:"result"`
+	Children TaskList      `json:"children"`
+
+	Err           error   `json:"err"`
+	DetailErrList []error `json:"detailErrList"`
 
 	finishChan chan int
 	C          <-chan int `json:"-"`