INNER CODE UNIT · Go

printUsage

ktr0731/evans · app/app.go:72

func printUsage(cmd interface{ Help() error }) {
	_ = cmd.Help() // Help never return errors.
}

func printVersion(w io.Writer) {
	fmt.Fprintf(w, "%s %s\n", meta.AppName, meta.Version.String())
}

// mergedConfig represents the conclusive config. Common config items are stored to *config.Config.
// Flags that can be specified by command line only are represented as fields.
type mergedConfig struct {
	*config.Config

	// The RPC name that want to call.
	call string
	// The input that is used for CLI mode. Empty if the input is stdin.
	file string
	// Explicit using CLI mode.

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