1use super::{utils::string::String, Word};
 2use core::fmt::{self, Write};
 3
 4#[cfg(not(feature = "std"))]
 5pub use alloc::{format, vec};
 6
 7#[cfg(feature = "std")]
 8pub use std::{format, vec};
 9
10mod diff;
11mod kv_map;
12
13// RE-EXPORTS
14// ================================================================================================
15pub use winter_utils::{
16    string, uninit_vector, Box, ByteReader, ByteWriter, Deserializable, DeserializationError,
17    Serializable, SliceReader,
18};
19
20pub mod collections {
21    pub use super::diff::*;
22    pub use super::kv_map::*;
23    pub use winter_utils::collections::*;
24}
25
26// UTILITY FUNCTIONS
27// ================================================================================================
28
29/// Converts a [Word] into hex.
30pub fn word_to_hex(w: &Word) -> Result<String, fmt::Error> {
31    let mut s = String::new();
32
33    for byte in w.iter().flat_map(|e| e.to_bytes()) {
34        write!(s, "{byte:02x}")?;
35    }
36
37    Ok(s)
38}