func GetPropertiesFilePath()

in commands/property.go [397:425]
20 lines of code
3 McCabe index (conditional complexity)

func GetPropertiesFilePath() (propsFilePath string, werr error) {
	var envExists bool

	// WSK_CONFIG_FILE environment variable overrides the default properties file path
	// NOTE: If this variable is set to an empty string or non-existent/unreadable file
	// - any existing $HOME/.wskprops is ignored
	// - a default configuration is used
	if propsFilePath, envExists = os.LookupEnv("WSK_CONFIG_FILE"); envExists {
		whisk.Debug(whisk.DbgInfo, "Using properties file '%s' from WSK_CONFIG_FILE environment variable\n", propsFilePath)
		return propsFilePath, nil
	} else {
		var err error

		propsFilePath, err = homedir.Expand(Properties.PropsFile)

		if err != nil {
			whisk.Debug(whisk.DbgError, "homedir.Expand(%s) failed: %s\n", Properties.PropsFile, err)
			errStr := fmt.Sprintf(
				wski18n.T("Unable to locate properties file '{{.filename}}': {{.err}}",
					map[string]interface{}{"filename": Properties.PropsFile, "err": err}))
			werr = whisk.MakeWskError(errors.New(errStr), whisk.EXIT_CODE_ERR_GENERAL, whisk.DISPLAY_MSG, whisk.NO_DISPLAY_USAGE)
			return propsFilePath, werr
		}

		whisk.Debug(whisk.DbgInfo, "Using properties file home dir '%s'\n", propsFilePath)
	}

	return propsFilePath, nil
}