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//! Data representation conversions

use std::fmt::Write;

/// Encodes u8 slice into hexadecimal string
pub fn encode_hex(bytes: &[u8]) -> String {
    let mut s = String::with_capacity(bytes.len() * 2);
    for &b in bytes {
        write!(&mut s, "{:02x}", b).unwrap();
    }
    s
}