INNER CODE UNIT · Rust

seed

Quantova/QCore.js · src/lib.rs:7

fn seed(bytes: &[u8]) -> Result<Zeroizing<[u8; 32]>, JsError> {
    if bytes.len() != 32 {
        return Err(JsError::new("a seed is 32 raw bytes (a Uint8Array)"));
    }
    let mut seed = Zeroizing::new([0u8; 32]);
    seed.copy_from_slice(bytes);
    Ok(seed)
}

fn whole(value: &str, label: &str) -> Result<u128, JsError> {
    if value.is_empty() || !value.bytes().all(|b| b.is_ascii_digit()) {
        return Err(JsError::new(&format!("{label} is a whole number string")));
    }
    value
        .parse()
        .map_err(|_| JsError::new(&format!("{label} is out of range")))
}

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