优化error输出

cmd/saastool/target_list.go

@@ -4,7 +4,6 @@ import (
 	"flag"
 	"fmt"
 	"net/http"
-	"os"
 	"strings"
 
 	"git.algo.com.cn/public/saasapi"
@@ -25,8 +24,7 @@ func RunTargetList(args ...string) error {
 	listBinds := paramListBinds(fs)
 
 	if err := fs.Parse(args); err != nil {
-		fmt.Fprintln(os.Stderr, "command line parse error", "err", err)
-		return err
+		return fmt.Errorf("Command line parse error: %w", err)
 	}
 
 	if fs.NArg() > 0 {
@@ -42,8 +40,7 @@ func RunTargetList(args ...string) error {
 
 	cfg, err := LoadConfigFile(*cfgFile)
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "LoadConfigFile error", "err", err)
-		return err
+		return fmt.Errorf("LoadConfigFile error: %w", err)
 	}
 
 	listTargetParams := listTargetParams{
@@ -70,15 +67,12 @@ func doTargetList(listTargetParams listTargetParams) error {
 	}
 
 	res, err := listTargetParams.saasHttp.TargetList(saasReq)
-
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "submit List Target error", "err", err)
-		return err
+		return fmt.Errorf("Submit Command error: %w", err)
 	}
 
 	if res.Code != saasapi.ErrorCode_SUCC {
-		fmt.Fprintln(os.Stderr, "Target list failed", "code", res.Code, "status", res.Status)
-		return nil
+		return fmt.Errorf("Command failed. code:%v, status:%v", res.Code, res.Status)
 	}
 
 	targetRes := res.GetTargetListRes()