优化error输出

cmd/saastool/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"
@@ -26,8 +25,7 @@ func RunGrantDelete(args ...string) error {
 	grantIndex := paramGrantIndex(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 {
@@ -36,27 +34,23 @@ func RunGrantDelete(args ...string) error {
 	}
 
 	if *dsid == 0 {
-		fmt.Fprintln(os.Stderr, "Error: data space ID is required")
 		fs.PrintDefaults()
-		return fmt.Errorf("data space ID is required")
+		return fmt.Errorf("data space ID is required.")
 	}
 
 	if *srtaAccountId == 0 {
-		fmt.Fprintln(os.Stderr, "Error: sRTA account ID is required")
 		fs.PrintDefaults()
-		return fmt.Errorf("sRTA account ID is required")
+		return fmt.Errorf("sRTA account ID is required.")
 	}
 
 	if *grantIndex == "" {
-		fmt.Fprintln(os.Stderr, "Error: grant index is required")
 		fs.PrintDefaults()
-		return fmt.Errorf("grant index is required")
+		return fmt.Errorf("grant index 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)
 	}
 
 	grantDeleteParams := grantDeleteParams{
@@ -86,13 +80,11 @@ func doGrantDelete(params grantDeleteParams) error {
 
 	res, err := params.saasHttp.GrantDelete(saasReq)
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "submit 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, "Grant delete failed", "code", res.Code, "status", res.Status)
-		return nil
+		return fmt.Errorf("Command failed. code:%v, status:%v", res.Code, res.Status)
 	}
 
 	grantRes := res.GetGrantDeleteRes()