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Add the /beacon/heads API endpoint

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This commit is contained in:
Paul Hauner
2019-11-29 17:27:08 +11:00
parent 57dfd2c898
commit 91cf782f8f
3 changed files with 35 additions and 2 deletions
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11
beacon_node/beacon_chain/src/beacon_chain.rs
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@@ -336,10 +336,17 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
self.canonical_head.read().clone()
}
/// Returns the current heads of the `BeaconChain`. For the canonical head, see `Self::head`.
///
/// Returns `(block_root, block_slot)`.
pub fn heads(&self) -> Vec<(Hash256, Slot)> {
self.head_tracker.heads()
}
/// Returns the `BeaconState` at the given slot.
///
/// Returns `None` when the state is not found in the database or there is an error skipping
/// to a future state.
/// Returns `None` when the state is not found in the database or there is an error skipping
/// to a future state.
pub fn state_at_slot(&self, slot: Slot) -> Result<BeaconState<T::EthSpec>, Error> {
let head_state = self.head().beacon_state;