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use crate::LogId;
use crate::NodeId;
pub trait LogIdOptionExt {
fn index(&self) -> Option<u64>;
fn next_index(&self) -> u64;
}
impl<NID: NodeId> LogIdOptionExt for Option<LogId<NID>> {
fn index(&self) -> Option<u64> {
self.map(|x| x.index)
}
fn next_index(&self) -> u64 {
match self {
None => 0,
Some(log_id) => log_id.index + 1,
}
}
}
impl<NID: NodeId> LogIdOptionExt for Option<&LogId<NID>> {
fn index(&self) -> Option<u64> {
self.map(|x| x.index)
}
fn next_index(&self) -> u64 {
match self {
None => 0,
Some(log_id) => log_id.index + 1,
}
}
}