Function quick_xml::escape::unescape_with

pub fn unescape_with<'a>(
    raw: &'a [u8], 
    custom_entities: &HashMap<Vec<u8>, Vec<u8>>
) -> Result<Cow<'a, [u8]>, EscapeError>

Unescape a &[u8] and replaces all xml escaped characters ('&...;') into their corresponding value, using a dictionnary of custom entities.

Pre-condition

The keys and values of custom_entities, if any, must be valid UTF-8.