Function ParseCaURLIfExists

flags/flags.go:663–669

ParseCaURLIfExists gets and parses the ca-url from the command context, if one is present. - Allow empty value. - Prepend an 'https' scheme if the URL does not have a scheme. - Error if the URL scheme is not implicitly or explicitly 'https'.

(ctx *cli.Context)

//   - Prepend an 'https' scheme if the URL does not have a scheme.
//   - Error if the URL scheme is not implicitly or explicitly 'https'.
func ParseCaURLIfExists(ctx *cli.Context) (string, error) {
	caURL := ctx.String("ca-url")
	if caURL == "" {
		return "", nil
	}
	return parseCaURL(ctx, caURL)
}

func parseCaURL(ctx *cli.Context, caURL string) (string, error) {
	if !strings.Contains(caURL, "://") {