fixing output as json when podname is given

Signed-off-by: Prateeknandle <prateeknandle@gmail.com>

summary/summary.go

@@ -86,7 +86,17 @@ func GetSummary(c *k8s.Client, o Options) ([]string, error) {
 		if err != nil {
 			return nil, err
 		}
-		DisplaySummaryOutput(sumResp, o.RevDNSLookup, o.Type)
+		if o.Output == "" {
+			DisplaySummaryOutput(sumResp, o.RevDNSLookup, o.Type)
+		}
+
+		sumstr := ""
+		if o.Output == "json" {
+			arr, _ := json.MarshalIndent(sumResp, "", "    ")
+			sumstr = fmt.Sprintf("%s\n", string(arr))
+			str = append(str, sumstr)
+			return str, nil
+		}
 
 	} else {
 		//Fetch Summary Logs
@@ -119,7 +129,7 @@ func GetSummary(c *k8s.Client, o Options) ([]string, error) {
 			}
 		}
 		if o.Output == "json" {
-			return str, err
+			return str, nil
 		}
 	}
 	return str, nil