     /**
      Creates an attributed string with a specific paragraph style.
 
-     :param: style  The font to set for the attributed string.
-     :return:       A new attributed string with the newly added attribute.
+     - Parameter style: The font to set for the attributed string.
+     - Returns: A new attributed string with the newly added attribute.
     */
     public func withParagraphStyle(style: NSParagraphStyle) -> NSAttributedString {
         return attributedString.withParagraphStyle(style)

    /**
     Creates an attributed string with a specific vertical glyph form.

     :param: form   The vertical glyph form to set for the attributed string.
     :return:       A new attributed string with the newly added attribute.
    */
    public func withVerticalGlyphForm(form: NSNumber) -> NSAttributedString {
        return attributedString.withVerticalGlyphForm(form)
    }
}

/** 
 Overloaded addition operator for attributed strings. Creates a concatenated NSAttributedString.

    /**
     Creates an attributed string with a specific text color.

     - Parameter color: The text color to set for the attributed string.
     - Returns: A new attributed string with the newly added attribute.
    */
    public func withTextColor(color: UIColor) -> NSAttributedString {
        return attributedString.withTextColor(color)
