优化error输出

cmd/saastool/read.go

@@ -4,7 +4,6 @@ import (
 	"flag"
 	"fmt"
 	"net/http"
-	"os"
 	"strings"
 
 	"git.algo.com.cn/public/saasapi"
@@ -32,8 +31,7 @@ func RunRead(args ...string) error {
 	userids := paramUserids(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)
 	}
 
 	// 切割字符串
@@ -44,15 +42,13 @@ func RunRead(args ...string) error {
 		return nil
 	}
 
-	if strings.ToLower(*ds) == "openid" && len(*appid) == 0 {
-		fmt.Fprintln(os.Stderr, "appid must be set when data space is openid")
-		return nil
+	if strings.ToLower(*ds) == "wuid" && len(*appid) == 0 {
+		return fmt.Errorf("Appid must be set when data space is wuid.")
 	}
 
 	cfg, err := LoadConfigFile(*cfgFile)
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "load config file error", "err", err)
-		return err
+		return fmt.Errorf("LoadConfigFile error: %w", err)
 	}
 
 	readParams := readParams{
@@ -92,18 +88,16 @@ func doRead(readParams readParams) error {
 	read.ReadItems = saasReadItems
 
 	res, err := readParams.saasHttp.Read(saasReq)
-
 	if err != nil {
-		fmt.Fprintln(os.Stderr, "submit read error", "err", err)
-		return err
+		return fmt.Errorf("Submit Command error: %w", err)
 	}
 
 	if res.GetCode() != saasapi.ErrorCode_SUCC {
-		fmt.Fprintln(os.Stderr, protojson.Format(res))
-		return err
-	} else {
-		fmt.Println(protojson.Format(res))
+		return fmt.Errorf("Command failed. code:%v, status:%v", res.Code, res.Status)
 	}
 
+	readRes := res.GetReadRes()
+	fmt.Printf("read res: %v\n", protojson.Format(readRes))
+
 	return nil
 }