use serde::{Deserialize, Deserializer, Serializer};
pub fn to_hex<S>(x: &usize, s: S) -> std::result::Result<S::Ok, S::Error>
where
S: Serializer,
{
s.serialize_str(&format!("0x{:08x}", x))
}
pub fn from_hex<'de, D>(d: D) -> std::result::Result<usize, D::Error>
where
D: Deserializer<'de>,
{
let buf = String::deserialize(d)?;
if !buf.starts_with("0x") {
return Err(serde::de::Error::custom(buf));
}
usize::from_str_radix(&buf[2..], 16).map_err(serde::de::Error::custom)
}