cometbft-proto 0.1.0-alpha.2

A Rust implementation of the CometBFT proto structs.
Documentation 
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//! Serialize/deserialize `nil`able type into `T`, where `nil` turns into the default impl.
use serde::{Deserialize, Deserializer, Serialize, Serializer};

/// Deserialize `Option<T>`
pub fn deserialize<'de, D, T>(deserializer: D) -> Result<T, D::Error>
where
    D: Deserializer<'de>,
    T: Deserialize<'de> + Default,
{
    Ok(Option::<T>::deserialize(deserializer)?.unwrap_or_default())
}

/// Serialize `Option<T>`
pub fn serialize<S, T>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
where
    S: Serializer,
    T: Default + PartialEq + Serialize,
{
    if value == &T::default() {
        serializer.serialize_none()
    } else {
        serializer.serialize_some(value)
    }
}