miden-crypto/src/utils.rs
Augusto F. Hack 0375f31035
feat: added utility to format MerkleTree and MerklePath to hex
Example formatted MerkleTree:

```
880abe452320966617646e7740b014954300f19a28780a0889d62ff33f4b0534
  1ade1369091efa31201e9b60c9c28874d0ddce5362b335135a6bb4c917285983
  3e60a9c843b4bb19f7a0572102e6507195f5240767a396335fd21981b048b807
    0100000000000000000000000000000000000000000000000000000000000000
    0200000000000000000000000000000000000000000000000000000000000000
    0300000000000000000000000000000000000000000000000000000000000000
    0400000000000000000000000000000000000000000000000000000000000000
```

Example formatted MerklePath:

```
[0400000000000000000000000000000000000000000000000000000000000000, 1ade1369091efa31201e9b60c9c28874d0ddce5362b335135a6bb4c917285983]
```
2023-03-22 21:53:05 +01:00

21 lines
589 B
Rust

use super::Word;
use crate::utils::string::String;
use core::fmt::{self, Write};
// RE-EXPORTS
// ================================================================================================
pub use winter_utils::{
collections, string, uninit_vector, ByteReader, ByteWriter, Deserializable,
DeserializationError, Serializable, SliceReader,
};
/// Converts a [Word] into hex.
pub fn word_to_hex(w: &Word) -> Result<String, fmt::Error> {
let mut s = String::new();
for byte in w.iter().flat_map(|e| e.to_bytes()) {
write!(s, "{byte:02x}")?;
}
Ok(s)
}