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Add new fns to ForkChoice and SlotClock

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This commit is contained in:
Paul Hauner
2019-05-27 15:12:51 +10:00
parent 9922ed2239
commit 76602a65fc
11 changed files with 88 additions and 108 deletions
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7
eth2/utils/slot_clock/src/lib.rs
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@@ -6,9 +6,14 @@ pub use crate::testing_slot_clock::{Error as TestingSlotClockError, TestingSlotC
use std::time::Duration;
pub use types::Slot;
pub trait SlotClock: Send + Sync {
pub trait SlotClock: Send + Sync + Sized {
type Error;
/// Create a new `SlotClock`.
///
/// Returns an Error if `slot_duration_seconds == 0`.
fn new(genesis_slot: Slot, genesis_seconds: u64, slot_duration_seconds: u64) -> Self;
fn present_slot(&self) -> Result<Option<Slot>, Self::Error>;
fn duration_to_next_slot(&self) -> Result<Option<Duration>, Self::Error>;