titanscssc::coerceColor PHP Method

    protected function coerceColor($value)
    {
        switch ($value[0]) {
            case "color":
                return $value;
            case "keyword":
                $name = $value[1];
                if (isset(self::$cssColors[$name])) {
                    @(list($r, $g, $b, $a) = explode(',', self::$cssColors[$name]));
                    return isset($a) ? array('color', (int) $r, (int) $g, (int) $b, (int) $a) : array('color', (int) $r, (int) $g, (int) $b);
                }
                return null;
        }
        return null;
    }