public static function getNamespaceOf($themeDirectoryName)
    {
        if(self::ifExists($themeDirectoryName)) {
            $themeConfig = self::getConfig($themeDirectoryName);
            if(isset($themeConfig['namespace'])) {
                return "Themes\\" . $themeConfig['namespace'];
            }
        }
        return null;
    }
public static function getNamespaceOf($themeDirectoryName)
    {
        if(self::ifExists($themeDirectoryName)) {
            $themeConfig = self::getConfig($themeDirectoryName);
            if(isset($themeConfig['namespace'])) {
                return "Themes\\" . $themeConfig['namespace'];
            }
        }
        return null;
    }
public static function getNamespaceOf ( $ themeDirectoryName ) { if ( self :: ifExists ( $ themeDirectoryName ) ) { $ themeConfig = self :: getConfig ( $ themeDirectoryName ) ; if ( isset ( $ themeConfig [ 'namespace' ] ) ) { return "Themes\\" . $ themeConfig [ 'namespace' ] ; } } return null ; }
Get namespace of a specific theme.

@param  string $themeDirectoryName
@return null|string
@throws \Exception
Get namespace of a specific theme .