Enum ChainHeadEvent 

pub enum ChainHeadEvent {
    Initialized {
        finalized_block_hashes: Vec<Vec<u8>>,
        finalized_block_runtime: Option<RuntimeInfo>,
    },
    NewBlock {
        block_hash: Vec<u8>,
        parent_block_hash: Vec<u8>,
        new_runtime: Option<RuntimeInfo>,
    },
    BestBlockChanged {
        best_block_hash: Vec<u8>,
    },
    Finalized {
        finalized_block_hashes: Vec<Vec<u8>>,
        pruned_block_hashes: Vec<Vec<u8>>,
    },
    OperationBodyDone {
        operation_id: String,
        value: Vec<Vec<u8>>,
    },
    OperationCallDone {
        operation_id: String,
        output: Vec<u8>,
    },
    OperationStorageItems {
        operation_id: String,
        items: Vec<StorageResultItem>,
    },
    OperationStorageDone {
        operation_id: String,
    },
    OperationWaitingForContinue {
        operation_id: String,
    },
    OperationInaccessible {
        operation_id: String,
    },
    OperationError {
        operation_id: String,
        error: String,
    },
    Stop,
}

Strongly-typed representation of every chainHead_v1_followEvent variant.

Variants

Initialized

tag 0 — initial state delivered immediately after follow subscription starts.

Fields

finalized_block_hashes: Vec<Vec<u8>>

finalized_block_runtime: Option<RuntimeInfo>

NewBlock

tag 1 — a new block has been added to the chain.

Fields

block_hash: Vec<u8>

parent_block_hash: Vec<u8>

new_runtime: Option<RuntimeInfo>

BestBlockChanged

tag 2 — the best block has changed.

Fields

best_block_hash: Vec<u8>

Finalized

tag 3 — one or more blocks have been finalized.

Fields

finalized_block_hashes: Vec<Vec<u8>>

pruned_block_hashes: Vec<Vec<u8>>

OperationBodyDone

tag 4 — body operation completed.

Fields

operation_id: String

value: Vec<Vec<u8>>

OperationCallDone

tag 5 — call operation completed.

Fields

operation_id: String

output: Vec<u8>

OperationStorageItems

tag 6 — storage operation delivered a batch of items.

Fields

operation_id: String

items: Vec<StorageResultItem>

OperationStorageDone

tag 7 — storage operation finished (no more items).

Fields

operation_id: String

OperationWaitingForContinue

tag 8 — operation is paused; call continue to resume.

Fields

operation_id: String

OperationInaccessible

tag 9 — operation could not be completed (block inaccessible).

Fields

operation_id: String

OperationError

tag 10 — operation failed with an error message.

Fields

operation_id: String

error: String

Stop

tag 11 — the follow subscription has been forcibly stopped by the server.

Trait Implementations

impl Clone for ChainHeadEvent

fn clone(&self) -> ChainHeadEvent

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ChainHeadEvent

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.