Function serialize_checksum_as_hex 

fn serialize_checksum_as_hex<S, D>(
    checksum: &Checksum<D>,
    serializer: S,
) -> Result<S::Ok, S::Error>
where
    S: Serializer,
    D: Digest,

Serialize an Option<Checksum<D>> as a HexString.

Errors

Returns an error if the checksum can not be serialized using the serializer.