[Haskell-cafe] Unescaping with HaXmL (or anything else!)

[Henning Thielemann]

On Thu, 27 Mar 2008, Anton van Straaten wrote:

> I want to unescape an encoded XML or HTML string, e.g. converting " to 
> the quote character, etc.
>
> Since I'm using HaXml anyway, I tried using xmlUnEscapeContent with no luck, 
> e.g. with HaXml 1.19.1:
>
> let (CString _ s _) =
>  head $ xmlUnEscapeContent stdXmlEscaper $
>   [CString  False "This is a "quoted string"" ()] in s
>
> The result is unchanged, i.e. "This is a "quoted string"".
>
> Am I doing something wrong, or are my expectations wrong, or is this a bug?
>
> Or, is there any other library that includes a simple unescape function for 
> XML or HTML?

Tagsoup must contain such a function but it doesn't seem to export it.