Compass::getFunctions PHP Method

    public static function getFunctions($namespace)
    {
        $output = array();
        foreach (self::$functions as $function) {
            $originalFunction = $function;
            $function[0] = strtoupper($function[0]);
            $func = create_function('$c', 'return strtoupper($c[1]);');
            $function = preg_replace_callback('/-([a-z])/', $func, $function);
            $output[$originalFunction] = $namespace . strtolower(__CLASS__) . $function;
        }
        return $output;
    }