solana-sysvar 4.1.0

Solana sysvar account types
Documentation 
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//! This sysvar is deprecated and unused.
#[cfg(feature = "bincode")]
use crate::SysvarSerialize;
#[cfg(feature = "serde")]
use serde_derive::{Deserialize, Serialize};
pub use solana_sdk_ids::sysvar::rewards::{check_id, id, ID};
use {crate::Sysvar, solana_sysvar_id::impl_sysvar_id};

impl_sysvar_id!(Rewards);

#[repr(C)]
#[cfg_attr(feature = "serde", derive(Deserialize, Serialize))]
#[cfg_attr(feature = "wincode", derive(wincode::SchemaWrite, wincode::SchemaRead))]
#[derive(Debug, Default, PartialEq)]
pub struct Rewards {
    pub validator_point_value: f64,
    pub unused: f64,
}

/// Serialized size of `Rewards` sysvar account.
pub const SIZE: usize = size_of::<Rewards>();
const _: () = assert!(SIZE == 16);

impl Rewards {
    pub fn new(validator_point_value: f64) -> Self {
        Self {
            validator_point_value,
            unused: 0.0,
        }
    }
}
impl Sysvar for Rewards {}
#[cfg(feature = "bincode")]
impl SysvarSerialize for Rewards {}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_size_of() {
        assert_eq!(
            wincode::serialized_size(&Rewards::default()).unwrap() as usize,
            SIZE,
        );
    }
}