Function serde_hex::utils::writehexcaps

pub fn writehexcaps<S, B, D>(src: S, dst: D) -> Result<(), Error> where
    S: IntoIterator<Item = B>,
    B: Borrow<u8>,
    D: Write, 

Helper function which attempts to convert an immutable set of bytes into capital hexadecimal characters and write them to some destination.