优化error输出

cmd/saastool/exp_grant_delete.go

@@ -4,7 +4,6 @@ import (
 	"flag"
 	"fmt"
 	"net/http"
-	"os"
 
 	"git.algo.com.cn/public/saasapi"
 	"git.algo.com.cn/public/saasapi/pkg/saashttp"
@@ -22,8 +21,7 @@ func RunExpGrantDelete(args ...string) error {
 	srtaAccountId := paramSrtaAccountId(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 {
@@ -32,15 +30,13 @@ func RunExpGrantDelete(args ...string) error {
 	}
 
 	if *srtaAccountId == 0 {
-		fmt.Fprintln(os.Stderr, "Error: sRTA account ID is required")
 		fs.PrintDefaults()
 		return fmt.Errorf("sRTA account ID is required")
 	}
 
 	cfg, err := LoadConfigFile(*cfgFile)
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "LoadConfigFile error", "err", err)
-		return err
+		return fmt.Errorf("LoadConfigFile error: %w", err)
 	}
 
 	expGrantDeleteParams := expGrantDeleteParams{
@@ -66,13 +62,11 @@ func doExpGrantDelete(params expGrantDeleteParams) error {
 
 	res, err := params.saasHttp.ExpGrantDelete(saasReq)
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "submit Exp Grant Delete error", "err", err)
-		return err
+		return fmt.Errorf("Submit Command error: %w", err)
 	}
 
 	if res.Code != saasapi.ErrorCode_SUCC {
-		fmt.Fprintln(os.Stderr, "Exp grant delete failed", "code", res.Code, "status", res.Status)
-		return nil
+		return fmt.Errorf("Command failed. code:%v, status:%v", res.Code, res.Status)
 	}
 
 	expGrantRes := res.GetExpGrantDeleteRes()