INNER CODE UNIT · Go

addCommandsWithLogLevelOption

grafana/tanka · cmd/tk/main.go:92

func addCommandsWithLogLevelOption(rootCmd *cli.Command, cmds ...*cli.Command) {
	for _, cmd := range cmds {
		levels := []string{zerolog.Disabled.String(), zerolog.FatalLevel.String(), zerolog.ErrorLevel.String(), zerolog.WarnLevel.String(), zerolog.InfoLevel.String(), zerolog.DebugLevel.String(), zerolog.TraceLevel.String()}
		cmd.Flags().String("log-level", zerolog.InfoLevel.String(), "possible values: "+strings.Join(levels, ", "))

		cmdRun := cmd.Run
		cmd.Run = func(cmd *cli.Command, args []string) error {
			level, err := zerolog.ParseLevel(cmd.Flags().Lookup("log-level").Value.String())
			if err != nil {
				return err
			}
			zerolog.SetGlobalLevel(level)

			return cmdRun(cmd, args)
		}
		rootCmd.AddCommand(cmd)
	}
}

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