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Remove useless if-else

It is better to use simple form without else.

Signed-off-by: Hu Keping <hukeping@huawei.com>

Hu Keping authored on 2015/08/08 20:47:27
Showing 1 changed files
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@@ -26,13 +26,14 @@ func (cli *DockerCli) CmdLogout(args ...string) error {
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 	if _, ok := cli.configFile.AuthConfigs[serverAddress]; !ok {
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 		fmt.Fprintf(cli.out, "Not logged in to %s\n", serverAddress)
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-	} else {
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-		fmt.Fprintf(cli.out, "Remove login credentials for %s\n", serverAddress)
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-		delete(cli.configFile.AuthConfigs, serverAddress)
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+		return nil
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+	}
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-		if err := cli.configFile.Save(); err != nil {
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-			return fmt.Errorf("Failed to save docker config: %v", err)
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-		}
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+	fmt.Fprintf(cli.out, "Remove login credentials for %s\n", serverAddress)
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+	delete(cli.configFile.AuthConfigs, serverAddress)
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+	if err := cli.configFile.Save(); err != nil {
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+		return fmt.Errorf("Failed to save docker config: %v", err)
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 	}
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+
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 	return nil
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 }