fix: fix crash after query of map/path

mod: code review

ccore/nebula/gateway/dao/dao.go

@@ -237,23 +237,23 @@ func getMapInfo(valWarp *wrapper.ValueWrapper, _verticesParsedList *list, _edges
 	for _, v := range valueMap {
 		vType := v.GetType()
 		if vType == "vertex" {
-			var _props map[string]types.Any
+			_props := make(map[string]types.Any)
 			_props, err = getVertexInfo(&v, _props)
 			if err == nil {
 				*_verticesParsedList = append(*_verticesParsedList, _props)
 			} else {
 				return err
 			}
 		} else if vType == "edge" {
-			var _props map[string]types.Any
+			_props := make(map[string]types.Any)
 			_props, err = getEdgeInfo(&v, _props)
 			if err == nil {
 				*_edgesParsedList = append(*_edgesParsedList, _props)
 			} else {
 				return err
 			}
 		} else if vType == "path" {
-			var _props map[string]types.Any
+			_props := make(map[string]types.Any)
 			_props, err = getPathInfo(&v, _props)
 			if err == nil {
 				*_pathsParsedList = append(*_pathsParsedList, _props)
@@ -302,8 +302,8 @@ func Disconnect(nsid string) error {
 }
 
 /*
-	executes the gql based on nsid,
-	and returns result, the runtime panic error and the result error.
+executes the gql based on nsid,
+and returns result, the runtime panic error and the result error.
 */
 func Execute(nsid string, gql string, paramList types.ParameterList) (ExecuteResult, interface{}, error) {
 	result := ExecuteResult{

service/importer/importer.go

@@ -3,10 +3,11 @@ package importer
 import (
 	"errors"
 	"fmt"
-	"github.com/vesoft-inc/nebula-importer/pkg/logger"
 	"path/filepath"
 	"time"
 
+	"github.com/vesoft-inc/nebula-importer/pkg/logger"
+
 	"github.com/astaxie/beego"
 	"github.com/astaxie/beego/logs"
 	"github.com/vesoft-inc/nebula-importer/pkg/config"
@@ -135,7 +136,7 @@ func actionQuery(taskID string, result *ActionResult) {
 }
 
 /*
-	`actionQueryAll` will return all tasks with status Aborted or Processing
+`actionQueryAll` will return all tasks with status Aborted or Processing
 */
 func actionQueryAll(result *ActionResult) {
 	taskIDs := GetTaskMgr().GetAllTaskIDs()
@@ -159,7 +160,7 @@ func actionStop(taskID string, result *ActionResult) {
 }
 
 /*
-	`actionStopAll` will stop all tasks with status Processing
+`actionStopAll` will stop all tasks with status Processing
 */
 func actionStopAll(result *ActionResult) {
 	taskIDs := GetTaskMgr().GetAllTaskIDs()